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Quality Park Survivor First Class Envelopes - First Class Mail - #10 1/2 (9 x 12 ) - 14.00 lb - Peel & Seal - Tyvek - 100/Box - White

Quality Park Survivor First Class Envelopes - First Class Mail - #10 1/2 (9 x 12 ) - 14.00 lb - Peel & Seal - Tyvek - 100/Box - White

Patented release strip makes these open-end catalog envelopes easy to open. Convenient Flap-Stik closure does not require moisture to seal. First-class envelopes made of DuPont Tyvek won't rip, tear or puncture. They are much stronger and more secure...

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Quality Park Survivor First Class Envelopes - First Class Mail - #10 1/2 (9" x 12") - 14 lb - Peel & Seal - Tyvek - 100/Box - White

Quality Park Survivor First Class Envelopes - First Class Mail - #10 1/2 (9" x 12") - 14 lb - Peel & Seal - Tyvek - 100/Box - White

Lightweight, moisture- and rip-resistant mailers made of DuPontTM Tyvek help to reduce shipping costs. Clean, crisp look conveys a professional image. Flap-Stik peel-and-press flap seals securely. ... more

Quality Park Survivor First Class Envelopes - First Class Mail - #10 1/2 (9" x 12") - 14 lb - Peel & Seal - Tyvek - 100/Box - White

Lightweight, moisture- and rip-resistant mailers made of DuPontTM Tyvek help to reduce shipping costs. Clean, crisp look conveys a professional image. Flap-Stik peel-and-press flap seals securely.

Amazon Marketplace

$34.81

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Quality Park Survivor Tyvek First Class Envelopes, 9.5 x 12.5 inches (Quality Park)

Quality Park Survivor Tyvek First Class Envelopes, 9.5 x 12.5 inches (Quality Park)

Quality Park Survivor First Class Envelopes - First Class Mail - #12 1/2 (9.50" x 12.50") - 14 lb - Peel & Seal - Tyvek - 100/Box - White ... more

Quality Park Survivor Tyvek First Class Envelopes, 9.5 x 12.5 inches (Quality Park)

Quality Park Survivor First Class Envelopes - First Class Mail - #12 1/2 (9.50" x 12.50") - 14 lb - Peel & Seal - Tyvek - 100/Box - White

Amazon Marketplace

$54.05

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Quality Park Survivor Tyvek First Class Envelopes, 9.5 x 12.5 inches (Quality Park)

Quality Park Survivor Tyvek First Class Envelopes, 9.5 x 12.5 inches (Quality Park)

Quality Park Survivor First Class Envelopes - First Class Mail - #12 1/2 (9.50" x 12.50") - 14 lb - Peel & Seal - Tyvek - 100/Box - White ... more

Quality Park Survivor Tyvek First Class Envelopes, 9.5 x 12.5 inches (Quality Park)

Quality Park Survivor First Class Envelopes - First Class Mail - #12 1/2 (9.50" x 12.50") - 14 lb - Peel & Seal - Tyvek - 100/Box - White

Amazon.com

$54.19

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Partners Brand PEN1058 First Class Redi-Seal Envelopes, 9 1/2" x 12 1/2", White (Pack of 500)

Partners Brand PEN1058 First Class Redi-Seal Envelopes, 9 1/2" x 12 1/2", White (Pack of 500)

9 1/2" x 12 1/2" White first Class redi-seal envelopes. Redi-seal envelopes save time on mail preparation. No moisture needed to seal! simply Fold down the flap, press and envelope is ready to mail. Constructed from durable 28 lb. Paper stock. Feature... ... more

Partners Brand PEN1058 First Class Redi-Seal Envelopes, 9 1/2" x 12 1/2", White (Pack of 500)

9 1/2" x 12 1/2" White first Class redi-seal envelopes. Redi-seal envelopes save time on mail preparation. No moisture needed to seal! simply Fold down the flap, press and envelope is ready to mail. Constructed from durable 28 lb. Paper stock. Feature...

Amazon.com

$144.15

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Offset Double Window First Class Mail Envelope 9 1/2" x 12" - Peel & Seal

Offset Double Window First Class Mail Envelope 9 1/2" x 12" - Peel & Seal

This versatile "First Class Mail" double window portrait style envelope is great for important documents or tax returns . The offset windows help eliminate the postal processing issues associated with windows stacked directly on top of each other. This... ... more

Offset Double Window First Class Mail Envelope 9 1/2" x 12" - Peel & Seal

This versatile "First Class Mail" double window portrait style envelope is great for important documents or tax returns . The offset windows help eliminate the postal processing issues associated with windows stacked directly on top of each other. This...

Amazon Marketplace

$27.95

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Quality Park Survivor First Class Envelopes - #13 1/2 (10" x 13") - 14lb - Self-sealing - Tyvek - 100 / Box - White

Quality Park Survivor First Class Envelopes - #13 1/2 (10" x 13") - 14lb - Self-sealing - Tyvek - 100 / Box - White

Quality Park Survivor First Class Envelopes - #13 1/2 (10" x 13") - 14lb - Self-sealing - Tyvek - 100 / Box - White Patented release strip makes these open-end catalog envelopes easy to open. Convenient Flap-Stik closure does not require moisture to... ... more

Quality Park Survivor First Class Envelopes - #13 1/2 (10" x 13") - 14lb - Self-sealing - Tyvek - 100 / Box - White

Quality Park Survivor First Class Envelopes - #13 1/2 (10" x 13") - 14lb - Self-sealing - Tyvek - 100 / Box - White Patented release strip makes these open-end catalog envelopes easy to open. Convenient Flap-Stik closure does not require moisture to...

Amazon Marketplace

$59.99

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Quality Park Survivor First Class Envelopes - #12 1/2 (9.5" x 12.5") - 14lb - Self-sealing - Tyvek - 100 / Box - White

Quality Park Survivor First Class Envelopes - #12 1/2 (9.5" x 12.5") - 14lb - Self-sealing - Tyvek - 100 / Box - White

Lightweight, moisture- and rip-resistant mailers made of DuPontTM Tyvek help to reduce shipping costs. Clean, crisp look conveys a professional image. Flap-Stik peel-and-press flap seals securely. ... more

Quality Park Survivor First Class Envelopes - #12 1/2 (9.5" x 12.5") - 14lb - Self-sealing - Tyvek - 100 / Box - White

Lightweight, moisture- and rip-resistant mailers made of DuPontTM Tyvek help to reduce shipping costs. Clean, crisp look conveys a professional image. Flap-Stik peel-and-press flap seals securely.

Amazon Marketplace

$58.94

FREE shipping

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Quality Park - Redi-Seal Insurance Envelope, First Class, Side Seam, 9 x 12 1/2, White, 100/Box by Quality Park

Quality Park - Redi-Seal Insurance Envelope, First Class, Side Seam, 9 x 12 1/2, White, 100/Box by Quality Park

Manufacturer: Quality Park ... more

$126.45

FREE shipping

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EGP 9 1/2 x 11 1/2 Double Window 1st Class Envelope

EGP 9 1/2 x 11 1/2 Double Window 1st Class Envelope

Item Number 80730 Use this First Class Mail double window envelope to easily mail any tax return or report. A blue interior tint adds security while the cellophane window allows the taxpayer name and address to clearly show through. This 9 1/2 x 11 1/2... ... more

EGP 9 1/2 x 11 1/2 Double Window 1st Class Envelope

Item Number 80730 Use this First Class Mail double window envelope to easily mail any tax return or report. A blue interior tint adds security while the cellophane window allows the taxpayer name and address to clearly show through. This 9 1/2 x 11 1/2...

Amazon Marketplace

$37.11

FREE shipping

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Quality Park TYE12162FC Tyvek Olefin First Class Expandable Envelope, 16" Length x 12" Width x 2" Height (Case of 100)

Quality Park TYE12162FC Tyvek Olefin First Class Expandable Envelope, 16" Length x 12" Width x 2" Height (Case of 100)

Quality Park Tyvek envelopes provide superior puncture, tear and moisture protection. Constructed from 18 lbs olefin. Ten times stronger than paper envelopes. Envelopes expand to hold bulky items. Feature self-seal closure. Measures 16-inches length by... ... more

Quality Park TYE12162FC Tyvek Olefin First Class Expandable Envelope, 16" Length x 12" Width x 2" Height (Case of 100)

Quality Park Tyvek envelopes provide superior puncture, tear and moisture protection. Constructed from 18 lbs olefin. Ten times stronger than paper envelopes. Envelopes expand to hold bulky items. Feature self-seal closure. Measures 16-inches length by...

Amazon Marketplace

$143.18

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BOX USA BEN1058 First Class Redi-Seal Envelopes, 9 1/2" x 12 1/2", White (Pack of 500)

BOX USA BEN1058 First Class Redi-Seal Envelopes, 9 1/2" x 12 1/2", White (Pack of 500)

9 1/2" x 12 1/2" White first Class redi-seal envelopes. Redi-seal envelopes save time on mail preparation. No moisture needed to seal! simply Fold down the flap, press and envelope is ready to mail. Constructed from durable 28 lb. Paper stock. Feature... ... more

BOX USA BEN1058 First Class Redi-Seal Envelopes, 9 1/2" x 12 1/2", White (Pack of 500)

9 1/2" x 12 1/2" White first Class redi-seal envelopes. Redi-seal envelopes save time on mail preparation. No moisture needed to seal! simply Fold down the flap, press and envelope is ready to mail. Constructed from durable 28 lb. Paper stock. Feature...

Amazon.com

$139.93

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Tyvek TYF091212WH Flat Envelopes, 9 1/2" x 12 1/2", White, 100/Case

Tyvek TYF091212WH Flat Envelopes, 9 1/2" x 12 1/2", White, 100/Case

9 1/2" x 12 1/2" White Flat Tyvek Envelopes. Tyvek envelopes provide superior puncture, tear and moisture protection. Constructed from 14 lb. olefin. Ten times stronger than paper envelopes. Feature self-seal closure. Available in plain, First Class... ... more

Tyvek TYF091212WH Flat Envelopes, 9 1/2" x 12 1/2", White, 100/Case

9 1/2" x 12 1/2" White Flat Tyvek Envelopes. Tyvek envelopes provide superior puncture, tear and moisture protection. Constructed from 14 lb. olefin. Ten times stronger than paper envelopes. Feature self-seal closure. Available in plain, First Class...

Amazon Marketplace

$47.35

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Open End First Class Tyvek Catalog, 10" x 13", 14#, Water & Burst Resistant, 'First Class Mail' on Face and Flap (Box of 100)

Open End First Class Tyvek Catalog, 10" x 13", 14#, Water & Burst Resistant, 'First Class Mail' on Face and Flap (Box of 100)

10" x 13", Open End First Class Tyvek Catalog Envelope, No Window, Tyvek, Tyvek Paper, Paper Color: Bright White, Smooth Finish, Center Seam, Flap Down, Kwik-Tak, Printed Green 1st Class Border, 100 Qty / Box, 500 Qty / Ctn, 3.2 lbs. per Box ... more

Open End First Class Tyvek Catalog, 10" x 13", 14#, Water & Burst Resistant, 'First Class Mail' on Face and Flap (Box of 100)

10" x 13", Open End First Class Tyvek Catalog Envelope, No Window, Tyvek, Tyvek Paper, Paper Color: Bright White, Smooth Finish, Center Seam, Flap Down, Kwik-Tak, Printed Green 1st Class Border, 100 Qty / Box, 500 Qty / Ctn, 3.2 lbs. per Box

Amazon Marketplace

$82.07

FREE shipping

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Offset Double Window First Class Mail Envelope 9 1/2" x 12" - Peel & Seal

Offset Double Window First Class Mail Envelope 9 1/2" x 12" - Peel & Seal

This "First Class Mail" double window portrait style envelope is great for important documents or tax returns . This envelope has a short flap opening with a moisture gummed flap. These envelopes are compatible with Lacerte and Intuit software-produced... ... more

Offset Double Window First Class Mail Envelope 9 1/2" x 12" - Peel & Seal

This "First Class Mail" double window portrait style envelope is great for important documents or tax returns . This envelope has a short flap opening with a moisture gummed flap. These envelopes are compatible with Lacerte and Intuit software-produced...

Amazon Marketplace

$27.95

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Redi-Seal EN1058 First Class Envelopes, 9 1/2" x 12 1/2", White (Pack of 500)

Redi-Seal EN1058 First Class Envelopes, 9 1/2" x 12 1/2", White (Pack of 500)

9-1/2" x 12-1/2" White First Class Redi-Seal Envelopes. Redi-Seal Envelopes save time on mail preparation. No moisture needed to seal, Simply fold down the flap, press and envelope is ready to mail. Constructed from durable 28 lb. paper stock. Feature... ... more

Redi-Seal EN1058 First Class Envelopes, 9 1/2" x 12 1/2", White (Pack of 500)

9-1/2" x 12-1/2" White First Class Redi-Seal Envelopes. Redi-Seal Envelopes save time on mail preparation. No moisture needed to seal, Simply fold down the flap, press and envelope is ready to mail. Constructed from durable 28 lb. paper stock. Feature...

Amazon.com

$144.74

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Quality Park TYE10131FC Tyvek Olefin First Class Expandable Envelope, 13" Length x 10" Width x 1-1/2" Height (Case of 100)

Quality Park TYE10131FC Tyvek Olefin First Class Expandable Envelope, 13" Length x 10" Width x 1-1/2" Height (Case of 100)

Quality Park Tyvek envelopes provide superior puncture, tear and moisture protection. Constructed from 18 lbs olefin. Ten times stronger than paper envelopes. Envelopes expand to hold bulky items. Feature self-seal closure. Measures 13-inches length by... ... more

Quality Park TYE10131FC Tyvek Olefin First Class Expandable Envelope, 13" Length x 10" Width x 1-1/2" Height (Case of 100)

Quality Park Tyvek envelopes provide superior puncture, tear and moisture protection. Constructed from 18 lbs olefin. Ten times stronger than paper envelopes. Envelopes expand to hold bulky items. Feature self-seal closure. Measures 13-inches length by...

Amazon Marketplace

$100.28

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Quality Park R4620 Quality Park Tyvek Open Side Exp Envelopes, 1st Class, 10x13x2, White, 100/Ctn

Quality Park R4620 Quality Park Tyvek Open Side Exp Envelopes, 1st Class, 10x13x2, White, 100/Ctn

Quality Park Tyvek Expansion First Class Envelope - First Class Mail - 10" x 13" - 14 lb. - Self-sealing - Tyvek - 100/Carton - White ... more

Quality Park R4620 Quality Park Tyvek Open Side Exp Envelopes, 1st Class, 10x13x2, White, 100/Ctn

Quality Park Tyvek Expansion First Class Envelope - First Class Mail - 10" x 13" - 14 lb. - Self-sealing - Tyvek - 100/Carton - White

Amazon Marketplace

$98.03

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Quality Park R4620 Quality Park Tyvek Open Side Exp Envelopes, 1st Class, 10x13x2, White, 100/Ctn

Quality Park R4620 Quality Park Tyvek Open Side Exp Envelopes, 1st Class, 10x13x2, White, 100/Ctn

Quality Park Tyvek Expansion First Class Envelope - First Class Mail - 10" x 13" - 14 lb. - Self-sealing - Tyvek - 100/Carton - White ... more

Quality Park R4620 Quality Park Tyvek Open Side Exp Envelopes, 1st Class, 10x13x2, White, 100/Ctn

Quality Park Tyvek Expansion First Class Envelope - First Class Mail - 10" x 13" - 14 lb. - Self-sealing - Tyvek - 100/Carton - White

Amazon.com

$108.79

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Tape Logic TLEN1058 First Class Redi-Seal Envelopes, 9 1/2" x 12 1/2", White (Pack of 500)

Tape Logic TLEN1058 First Class Redi-Seal Envelopes, 9 1/2" x 12 1/2", White (Pack of 500)

9 1/2" x 12 1/2" White First Class Redi-Seal Envelopes. Redi-Seal Envelopes save time on mail preparation. No moisture needed to seal! Simply fold down the flap, press and envelope is ready to mail. Constructed from durable 28 lb. paper stock. Feature... ... more

Tape Logic TLEN1058 First Class Redi-Seal Envelopes, 9 1/2" x 12 1/2", White (Pack of 500)

9 1/2" x 12 1/2" White First Class Redi-Seal Envelopes. Redi-Seal Envelopes save time on mail preparation. No moisture needed to seal! Simply fold down the flap, press and envelope is ready to mail. Constructed from durable 28 lb. paper stock. Feature...

Amazon.com

$149.19

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SURVIVOR - Tyvek Expansion Mailer, First Class, 10 x 13 x 1 1/2, White, 100/Carton R4510 (DMi CT

SURVIVOR - Tyvek Expansion Mailer, First Class, 10 x 13 x 1 1/2, White, 100/Carton R4510 (DMi CT

Moisture- and rip-resistant mailer made of DuPont Tyvek delivers heavyweight protection. Expandable design is ideal for shipping bulky contents like books, binders and reports. Flap-Stik closure provides a secure, peel-and-press seal. Stock up and... ... more

SURVIVOR - Tyvek Expansion Mailer, First Class, 10 x 13 x 1 1/2, White, 100/Carton R4510 (DMi CT

Moisture- and rip-resistant mailer made of DuPont Tyvek delivers heavyweight protection. Expandable design is ideal for shipping bulky contents like books, binders and reports. Flap-Stik closure provides a secure, peel-and-press seal. Stock up and...

Amazon Marketplace

$106.58

FREE shipping

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Quality Park TYF0912FC Tyvek Olefin First Class Flat Envelope, 12" Length x 9" Width (Case of 100)

Quality Park TYF0912FC Tyvek Olefin First Class Flat Envelope, 12" Length x 9" Width (Case of 100)

Quality Park Tyvek envelopes provide superior puncture, tear and moisture protection. Constructed from 14 lbs olefin. Ten times stronger than paper envelopes. Feature self-seal closure. Measures 12-inches length by 9-inches width. ... more

Quality Park TYF0912FC Tyvek Olefin First Class Flat Envelope, 12" Length x 9" Width (Case of 100)

Quality Park Tyvek envelopes provide superior puncture, tear and moisture protection. Constructed from 14 lbs olefin. Ten times stronger than paper envelopes. Feature self-seal closure. Measures 12-inches length by 9-inches width.

Amazon Marketplace

$49.21

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Quality Park TYF0912FC Tyvek Olefin First Class Flat Envelope, 12" Length x 9" Width (Case of 100)

Quality Park TYF0912FC Tyvek Olefin First Class Flat Envelope, 12" Length x 9" Width (Case of 100)

Quality Park Tyvek envelopes provide superior puncture, tear and moisture protection. Constructed from 14 lbs olefin. Ten times stronger than paper envelopes. Feature self-seal closure. Measures 12-inches length by 9-inches width. ... more

Quality Park TYF0912FC Tyvek Olefin First Class Flat Envelope, 12" Length x 9" Width (Case of 100)

Quality Park Tyvek envelopes provide superior puncture, tear and moisture protection. Constructed from 14 lbs olefin. Ten times stronger than paper envelopes. Feature self-seal closure. Measures 12-inches length by 9-inches width.

Amazon.com

$49.57

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Survivor - Tyvek Usps First Class Mailer, Side Seam, 9 X 12, White - 100/box

Survivor - Tyvek Usps First Class Mailer, Side Seam, 9 X 12, White - 100/box

Lightweight, moisture- and rip-resistant mailers made of DuPontâ"¢ Tyvek® help to reduce shipping costs. Clean, crisp look conveys a professional image. Flap-Stik® peel-and-press flap seals securely. ... more

Survivor - Tyvek Usps First Class Mailer, Side Seam, 9 X 12, White - 100/box

Lightweight, moisture- and rip-resistant mailers made of DuPontâ"¢ Tyvek® help to reduce shipping costs. Clean, crisp look conveys a professional image. Flap-Stik® peel-and-press flap seals securely.

Amazon Marketplace

$34.80

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Quality Park TYF1013FC Tyvek Olefin First Class Flat Envelope, 13" Length x 10" Width (Case of 100)

Quality Park TYF1013FC Tyvek Olefin First Class Flat Envelope, 13" Length x 10" Width (Case of 100)

Quality Park Tyvek envelopes provide superior puncture, tear and moisture protection. Constructed from 14 lbs olefin. Ten times stronger than paper envelopes. Feature self-seal closure. Measures 13-inches length by 10-inches width. ... more

Quality Park TYF1013FC Tyvek Olefin First Class Flat Envelope, 13" Length x 10" Width (Case of 100)

Quality Park Tyvek envelopes provide superior puncture, tear and moisture protection. Constructed from 14 lbs olefin. Ten times stronger than paper envelopes. Feature self-seal closure. Measures 13-inches length by 10-inches width.

Amazon Marketplace

$56.20

FREE shipping

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Quality Park Tyvek Open End First-Class 9 x 12 Inch White Envelopes 100 Count (R1470)

Quality Park Tyvek Open End First-Class 9 x 12 Inch White Envelopes 100 Count (R1470)

Tyvek® exterior makes these envelopes almost impossible to rip or puncture. Lightweight material reduces mailing costs. These durable, reliable envelopes provide an extra layer of protection for your documents. ... more

Quality Park Tyvek Open End First-Class 9 x 12 Inch White Envelopes 100 Count (R1470)

Tyvek® exterior makes these envelopes almost impossible to rip or puncture. Lightweight material reduces mailing costs. These durable, reliable envelopes provide an extra layer of protection for your documents.

Amazon.com

$29.79

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Quality Park Tyvek Envelopes, First Class, 9 x 12 inches, White, Box of 100 (R3130)

Quality Park Tyvek Envelopes, First Class, 9 x 12 inches, White, Box of 100 (R3130)

Tyvek packaging is durable and tear-resistant. These Lightweight envelope saves on postage. Features texture similar to embossed leather for a professional touch. ... more

Quality Park Tyvek Envelopes, First Class, 9 x 12 inches, White, Box of 100 (R3130)

Tyvek packaging is durable and tear-resistant. These Lightweight envelope saves on postage. Features texture similar to embossed leather for a professional touch.

Amazon.com

$36.07

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Quality Park 1st Class Envelopes with Flap-Stik, 9 x 12 Inches, 100 per Box, White (QUAS3615)

Quality Park 1st Class Envelopes with Flap-Stik, 9 x 12 Inches, 100 per Box, White (QUAS3615)

First-class SHIP-lite Envelopes offer a reinforced, multilayered paper material for mailing and a moisture-resistant, water-resistant, linen-like surface. Other features include a first-class border, convenient Flap-Stik self-adhesive closure and... ... more

Quality Park 1st Class Envelopes with Flap-Stik, 9 x 12 Inches, 100 per Box, White (QUAS3615)

First-class SHIP-lite Envelopes offer a reinforced, multilayered paper material for mailing and a moisture-resistant, water-resistant, linen-like surface. Other features include a first-class border, convenient Flap-Stik self-adhesive closure and...

Amazon Marketplace

$42.01

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Quality Park Redi-Strip Catalog Envelope, 9 x 12 Inches, First Class Border, Box of 100, White (44534)

Quality Park Redi-Strip Catalog Envelope, 9 x 12 Inches, First Class Border, Box of 100, White (44534)

Heavyweight paper stock resists ripping and tearing. Removable strip provides a clean, quick seal immediately upon contact without the use of moisture. Paper strip keeps adhesive free of dust, assuring a long self life. ... more

Quality Park Redi-Strip Catalog Envelope, 9 x 12 Inches, First Class Border, Box of 100, White (44534)

Heavyweight paper stock resists ripping and tearing. Removable strip provides a clean, quick seal immediately upon contact without the use of moisture. Paper strip keeps adhesive free of dust, assuring a long self life.

Amazon Marketplace

$23.83

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Quality Park Catalog Envelopes, First Class Border, Redi Seal, 9.5 x 12.5-Inches, White, Box of 250 (54382)

Quality Park Catalog Envelopes, First Class Border, Redi Seal, 9.5 x 12.5-Inches, White, Box of 250 (54382)

An ideal envelope for inserting items by hand. Heavyweight stock resists bending and tearing. ... more

Quality Park Catalog Envelopes, First Class Border, Redi Seal, 9.5 x 12.5-Inches, White, Box of 250 (54382)

An ideal envelope for inserting items by hand. Heavyweight stock resists bending and tearing.

Amazon.com

$99.99

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SURVIVOR White Leather Tyvek Mailer, First Class, 9 x 12, White, 100/Box

SURVIVOR White Leather Tyvek Mailer, First Class, 9 x 12, White, 100/Box

The leather-like look and feel of these mailers makes a professional impression. Lightweight, moisture and rip resistant Tyvek construction delivers maximum protection. Self-adhesive Flap-Stik closure provides a secure seal. Envelope Size: 9 x 12;... ... more

SURVIVOR White Leather Tyvek Mailer, First Class, 9 x 12, White, 100/Box

The leather-like look and feel of these mailers makes a professional impression. Lightweight, moisture and rip resistant Tyvek construction delivers maximum protection. Self-adhesive Flap-Stik closure provides a secure seal. Envelope Size: 9 x 12;...

Amazon Marketplace

$56.77

FREE shipping

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BOX USA BTYF091212WH Tyvek Flat Envelopes, 9 1/2" x 12 1/2", White (Pack of 100)

BOX USA BTYF091212WH Tyvek Flat Envelopes, 9 1/2" x 12 1/2", White (Pack of 100)

9 1/2" x 12 1/2" White flat Tyvek envelopes. Tyvek envelopes provide superior puncture, tear and moisture protection. Constructed from 14 lb. Olefin. Ten times stronger than paper envelopes. Feature Self-Seal closure. Available in plain, first Class... ... more

BOX USA BTYF091212WH Tyvek Flat Envelopes, 9 1/2" x 12 1/2", White (Pack of 100)

9 1/2" x 12 1/2" White flat Tyvek envelopes. Tyvek envelopes provide superior puncture, tear and moisture protection. Constructed from 14 lb. Olefin. Ten times stronger than paper envelopes. Feature Self-Seal closure. Available in plain, first Class...

Amazon.com

$56.27

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Quality Park Tyvek Expansion First Class Envelopes (QUAR4440)

Quality Park Tyvek Expansion First Class Envelopes (QUAR4440)

Quality Park First Class Expansion Envelopes - First Class Mail - 10" x 13" - 18 lb - Peel & Seal - Tyvek - 100/Carton - White ... more

Quality Park Tyvek Expansion First Class Envelopes (QUAR4440)

Quality Park First Class Expansion Envelopes - First Class Mail - 10" x 13" - 18 lb - Peel & Seal - Tyvek - 100/Carton - White

Amazon Marketplace

$116.63

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Double Window First Class Portrait Style Envelope - Peel & Seal 9 ½ x 12 (ATX, UltraTax, Tax Slayer, Pro System fx)

Double Window First Class Portrait Style Envelope - Peel & Seal 9 ½ x 12 (ATX, UltraTax, Tax Slayer, Pro System fx)

This "First Class Mail" double window portrait style envelope is great for important documents or tax returns . This envelope has a short flap opening with a peel & seal flap. These envelopes are compatible with ATX, UltraTax, Tax Slayer, Pro System fx... ... more

Double Window First Class Portrait Style Envelope - Peel & Seal 9 ½ x 12 (ATX, UltraTax, Tax Slayer, Pro System fx)

This "First Class Mail" double window portrait style envelope is great for important documents or tax returns . This envelope has a short flap opening with a peel & seal flap. These envelopes are compatible with ATX, UltraTax, Tax Slayer, Pro System fx...

Amazon Marketplace

$27.95

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Double Window First Class Portrait Style Envelope 9 ½ x 12

Double Window First Class Portrait Style Envelope 9 ½ x 12

This "First Class Mail" double window portrait style envelope is great for important documents or tax returns . This envelope has a short flap opening with a moisture gummed flap and blue security tint. These envelopes are compatible with Ulta Tax... ... more

Double Window First Class Portrait Style Envelope 9 ½ x 12

This "First Class Mail" double window portrait style envelope is great for important documents or tax returns . This envelope has a short flap opening with a moisture gummed flap and blue security tint. These envelopes are compatible with Ulta Tax...

Amazon Marketplace

$27.95

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SURVIVOR R4510 Tyvek Expansion Mailer, First Class, 10 x 13 x 1 1/2, White, 100/Carton

SURVIVOR R4510 Tyvek Expansion Mailer, First Class, 10 x 13 x 1 1/2, White, 100/Carton

Global Product Type:Envelopes/Mailers-Expansion Envelope Size:10 x 13 Envelope/Mailer Type:Expansion Mailer Trade Size:#97 Color(s):White Closure:Self-Adhesive Seam Type:Side Security Tinted:No Expansion:1 1/2 in Window Position:None Exterior... ... more

SURVIVOR R4510 Tyvek Expansion Mailer, First Class, 10 x 13 x 1 1/2, White, 100/Carton

Global Product Type:Envelopes/Mailers-Expansion Envelope Size:10 x 13 Envelope/Mailer Type:Expansion Mailer Trade Size:#97 Color(s):White Closure:Self-Adhesive Seam Type:Side Security Tinted:No Expansion:1 1/2 in Window Position:None Exterior...

Amazon Marketplace

$97.93

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Quality Park 44786 Quality Park Redi-Strip Catalog Envelope,First Class Border,10x13,White,100/Bx

Quality Park 44786 Quality Park Redi-Strip Catalog Envelope,First Class Border,10x13,White,100/Bx

Heavyweight paper stock resists ripping and tearing. Removable strip provides a clean, quick seal immediately upon contact without the use of moisture. Paper strip keeps adhesive free of dust, assuring a long shelf life. ... more

Quality Park 44786 Quality Park Redi-Strip Catalog Envelope,First Class Border,10x13,White,100/Bx

Heavyweight paper stock resists ripping and tearing. Removable strip provides a clean, quick seal immediately upon contact without the use of moisture. Paper strip keeps adhesive free of dust, assuring a long shelf life.

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$20.98

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10" x 13" Tyvek Flat Mailing and Shipping Envelope - First Class Border (14 lb.) (100 Envelopes) - AB-34-3-57

10" x 13" Tyvek Flat Mailing and Shipping Envelope - First Class Border (14 lb.) (100 Envelopes) - AB-34-3-57

The strongest envelopes you can buy! Spun-bond material is virtually indestructible. Won't rip, puncture, or burst. Resists water and chemicals. Peel-and-seal adhesive strip for fast, easy closure. Half the weight of paper to save postage. ... more

10" x 13" Tyvek Flat Mailing and Shipping Envelope - First Class Border (14 lb.) (100 Envelopes) - AB-34-3-57

The strongest envelopes you can buy! Spun-bond material is virtually indestructible. Won't rip, puncture, or burst. Resists water and chemicals. Peel-and-seal adhesive strip for fast, easy closure. Half the weight of paper to save postage.

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$90.00

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EGP Offset Window First Class Mail Envelope - Peel and Seal

EGP Offset Window First Class Mail Envelope - Peel and Seal

Item Number 80015PS Use this First Class Mail alternate window envelope to mail any income tax return or report to your clients Style: Portrait Envelope Size: 9 1/2 x 12 Top Window Size: 1 3/4 x 5 1/2 Top Window From Left Side: 1 1/8 Top Window From... ... more

EGP Offset Window First Class Mail Envelope - Peel and Seal

Item Number 80015PS Use this First Class Mail alternate window envelope to mail any income tax return or report to your clients Style: Portrait Envelope Size: 9 1/2 x 12 Top Window Size: 1 3/4 x 5 1/2 Top Window From Left Side: 1 1/8 Top Window From...

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$38.40

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EGP First Class Mail Alternate Window Envelope

EGP First Class Mail Alternate Window Envelope

Item Number 80015 Use this First Class Mail alternate window envelope to mail any tax return or report. A blue interior tint adds security while the cellophane window allows the taxpayer name and address to clearly show through. This 9 1/2 x 12... ... more

EGP First Class Mail Alternate Window Envelope

Item Number 80015 Use this First Class Mail alternate window envelope to mail any tax return or report. A blue interior tint adds security while the cellophane window allows the taxpayer name and address to clearly show through. This 9 1/2 x 12...

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$37.22

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Quality Park 54382 Redi-Seal Catalog Envelope Air Mail Side Seam 9 1/2 x 12 1/2 White 250/box by Quality Park

Quality Park 54382 Redi-Seal Catalog Envelope Air Mail Side Seam 9 1/2 x 12 1/2 White 250/box by Quality Park

An ideal envelope for inserting items by hand.;Heavyweight stock resists bending and tearing.;No moisture required simply press to seal and use tear strip for easy opening.;Catalog Publishing Type: Envelopes/Mailers-Catalog/Clasp.;Closure: Self-Adhesive. ... more

Quality Park 54382 Redi-Seal Catalog Envelope Air Mail Side Seam 9 1/2 x 12 1/2 White 250/box by Quality Park

An ideal envelope for inserting items by hand.;Heavyweight stock resists bending and tearing.;No moisture required simply press to seal and use tear strip for easy opening.;Catalog Publishing Type: Envelopes/Mailers-Catalog/Clasp.;Closure: Self-Adhesive.

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$371.20

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