Best Seller
Quality Park Brightly Colored 9x12 Clasp Envelopes - Clasp - #90 - 9" Width x 12" Length - 28 lb - Clasp - Wove - 10 / Pack - Blue

Quality Park Brightly Colored 9x12 Clasp Envelopes - Clasp - #90 - 9" Width x 12" Length - 28 lb - Clasp - Wove - 10 / Pack - Blue

"Quality Park Brightly Colored 9x12 Clasp Envelopes - Clasp - #90 - 9"" Width x 12"" Length - 28 lb - Clasp - Wove - 10 / Pack - Blue" more

$16.38 $12.03

go to store
Quality Park Brightly Colored 9x12 Clasp Envelopes - Clasp - #90 - 9" Width x 12" Length - 28 lb - Gummed - 10 / Pack - Yellow

Quality Park Brightly Colored 9x12 Clasp Envelopes - Clasp - #90 - 9" Width x 12" Length - 28 lb - Gummed - 10 / Pack - Yellow

Quality Park Brightly Colored 9x12 Clasp Envelopes - Clasp - #90 - 9" Width x 12" Length - 28 lb - Gummed - 10 / Pack - Yellow more

$28.98 $17.87

FREE shipping

go to store
Best Seller
Quality Park QUA41460 Catalog Envelope, Side Seam, 9x12, Light Brown,

Quality Park QUA41460 Catalog Envelope, Side Seam, 9x12, Light Brown,

Ideal for mailing documents that shouldn't be folded. Heavily gummed flap ensures a secure seal. Envelope Size: 9 x 12; Global Product Type: Envelopes/Mailers; Envelope/Mailer Type: Catalog/Clasp Mixed Colors; Closure: Gummed Flap. more

$71.07

FREE shipping

go to store
Quality Park QUA41465 Catalog Envelope, Side Seam, 9x12, Light Brown,

Quality Park QUA41465 Catalog Envelope, Side Seam, 9x12, Light Brown,

Ideal for mailing documents that shouldn't be folded. Heavily gummed flap ensures a secure seal. Envelope Size: 9 x 12; Global Product Type: Envelopes/Mailers; Envelope/Mailer Type: Catalog/Clasp Mixed Colors; Closure: Gummed Flap. more

$77.21

FREE shipping

go to store
Quality Park QUA41413 Catalog Envelope, Side Seam, 9x12, White, 100/box

Quality Park QUA41413 Catalog Envelope, Side Seam, 9x12, White, 100/box

Ideal for mailing documents that shouldn't be folded. Heavily gummed flap ensures a secure seal. Envelope Size: 9 x 12; Global Product Type: Envelopes/Mailers; Envelope/Mailer Type: Catalog/Clasp Mixed Colors; Closure: Gummed Flap. more

$52.83

FREE shipping

go to store
9x12 Booklet (9 x 12) Silver Stardream Metallic Envelope - 1000 envelopes per carton

9x12 Booklet (9 x 12) Silver Stardream Metallic Envelope - 1000 envelopes per carton

JAM PAPER® Stardream Metallic Envelopes will set your invitations and greetings apart from all others. When you want your correspondence to have that extra something, these envelopes are a go-to. Unique shades and a shimmering look, customize the color... more

$1,350.00

go to store
9x12 Clasp Envelopes – Brown Kraft Catalog Envelopes with Clasp Closure & Gummed Seal – 28lb Heavyweight Paper Envelopes for Home, Office, Business, Legal or School – 100 Box 9 x 12

9x12 Clasp Envelopes – Brown Kraft Catalog Envelopes with Clasp Closure & Gummed Seal – 28lb Heavyweight Paper Envelopes for Home, Office, Business, Legal or School – 100 Box 9 x 12

9x12 Clasp Envelopes – Brown Kraft Catalog Envelopes with Clasp Closure & Gummed Seal – 28lb Heavyweight Paper Envelopes for Home, Office, Business, Legal or School – 100 Box 9 x 12 more

$24.73

go to store
Quality Park S3610 Quality Park Ship-Lite Envelopes, Self-Seal, 9x12, White, 9x12, 100/Box

Quality Park S3610 Quality Park Ship-Lite Envelopes, Self-Seal, 9x12, White, 9x12, 100/Box

Reinforced multi-layered material has superior strength and durability vs. traditional paper, yet is lightweight for postage savings. Moisture resistant—protects enclosures from spills or inclement weather. Features an easy to use self-seal Flap-Stik®... more

$37.05

FREE shipping

go to store
Columbian CO490 9x12-Inch Clasp Manila Envelopes, 100 Count

Columbian CO490 9x12-Inch Clasp Manila Envelopes, 100 Count

A durable MULTI-PURPOSE envelope. Dual purpose seal allows for multiple uses. Use the moisture activated gummed seal for mailing or the strong metal clasp for repeated use and storage purposes. Features: EXTRA heavy-duty opaque 32lb manila material... more

$28.04

FREE shipping

go to store
Double Window Confidential Envelope Colors Design

Double Window Confidential Envelope Colors Design

No addressing needed! Just fold, insert materials and mail. The double window design clearly shows return and destination addresses. Quality paper stock! 24# white wove stock. Side seam construction: These seams allow for a large, uninterrupted... more

$23.60

go to store
#9 Business Reply Envelope

#9 Business Reply Envelope

Get paid faster! Include a return envelope with invoice or statements. Fits inside most envelopes without folding. Time Saver! Color code different types of accounts to make sorting mail faster and easier. Quality paper stock! 24# bond. Keep contents... more

$16.80

go to store
#9 Courtesy Reply Envelope

#9 Courtesy Reply Envelope

Get paid faster! Include a return envelope with invoice or statements. Fits inside most envelopes without folding. Time Saver! Color code different types of accounts to make sorting mail faster and easier. Quality paper stock! 24# bond. Keep contents... more

$16.80

go to store
Quality Park QUA41488 Catalog Envelope, Side Seam, 9x12, White, 250/box

Quality Park QUA41488 Catalog Envelope, Side Seam, 9x12, White, 250/box

Ideal for mailing documents that shouldn't be folded. Heavily gummed flap ensures a secure seal. Envelope Size: 9 x 12; Global Product Type: Envelopes/Mailers; Envelope/Mailer Type: Catalog/Clasp Mixed Colors; Closure: Gummed Flap. more

$87.43

FREE shipping

go to store
Quality Park QUA41467 Catalog Envelope, Side Seam, 9x12, Light Brown,

Quality Park QUA41467 Catalog Envelope, Side Seam, 9x12, Light Brown,

Ideal for mailing documents that shouldn't be folded. Heavily gummed flap ensures a secure seal. Envelope Size: 9 x 12; Global Product Type: Envelopes/Mailers; Envelope/Mailer Type: Catalog/Clasp Mixed Colors; Closure: Gummed Flap. more

$40.03

FREE shipping

go to store
9 x 12 Booklet (9x12) Spring Ochre Ivory Translucent Vellum (see through) Envelope - 1000 envelopes per carton

9 x 12 Booklet (9x12) Spring Ochre Ivory Translucent Vellum (see through) Envelope - 1000 envelopes per carton

JAM PAPER® Chartham Color Translucent Vellum Envelopes & Paper are made from natural vellum paper, which is made from pure cellulose fibers. They have superior translucency, are acid free, and are recyclable. Matching Spring Ochre Translucent 8 1/2 x... more

$1,350.00

go to store
9 x 12 Booklet (9x12) Wisteria Purple Translucent Vellum (see through) Envelope - 1000 envelopes per carton

9 x 12 Booklet (9x12) Wisteria Purple Translucent Vellum (see through) Envelope - 1000 envelopes per carton

JAM PAPER® Chartham Color Translucent Vellum Envelopes & Paper are made from natural vellum paper, which is made from pure cellulose fibers. They have superior translucency, are acid free, and are recyclable. Matching 8 1/2 x 11 30lb Wisteria Purple... more

$1,350.00

go to store
9 x 12 Booklet (9x12) Leaf Green Translucent Vellum (see through) Envelope - 1000 envelopes per carton

9 x 12 Booklet (9x12) Leaf Green Translucent Vellum (see through) Envelope - 1000 envelopes per carton

JAM PAPER® Chartham Color Translucent Vellum Envelopes & Paper are made from natural vellum paper, which is made from pure cellulose fibers. They have superior translucency, are acid free, and are recyclable. Matching 8 1/2 x 11 30lb Leaf Green... more

$1,350.00

go to store
9 x 12 Booklet (9x12) Magenta Pink Translucent Vellum (see through) Envelope - 1000 envelopes per carton

9 x 12 Booklet (9x12) Magenta Pink Translucent Vellum (see through) Envelope - 1000 envelopes per carton

JAM PAPER® Chartham Color Translucent Vellum Envelopes & Paper are made from natural vellum paper, which is made from pure cellulose fibers. They have superior translucency, are acid free, and are recyclable. Matching 8 1/2 x 11 30lb Magenta... more

$1,350.00

go to store
9 x 12 Booklet (9x12) Ocean Blue Translucent Vellum (see through) Envelope - 1000 envelopes per carton

9 x 12 Booklet (9x12) Ocean Blue Translucent Vellum (see through) Envelope - 1000 envelopes per carton

JAM PAPER® Chartham Color Translucent Vellum Envelopes & Paper are made from natural vellum paper, which is made from pure cellulose fibers. They have superior translucency, are acid free, and are recyclable. Matching 8 1/2 x 11 30lb Ocean Blue... more

$1,350.00

go to store
9 x 12 Booklet (9x12) Blush Pink Translucent Vellum (see through) Envelope - 1000 envelopes per carton

9 x 12 Booklet (9x12) Blush Pink Translucent Vellum (see through) Envelope - 1000 envelopes per carton

JAM PAPER® Chartham Color Translucent Vellum Envelopes & Paper are made from natural vellum paper, which is made from pure cellulose fibers. They have superior translucency, are acid free, and are recyclable. Matching 8 1/2 x 11 30lb Pink Blush... more

$1,350.00

go to store
9 x 12 Booklet (9x12) Primary Blue / Purple Translucent Vellum (see through) Envelope - 1000 envelopes per carton

9 x 12 Booklet (9x12) Primary Blue / Purple Translucent Vellum (see through) Envelope - 1000 envelopes per carton

JAM PAPER® Chartham Color Translucent Vellum Envelopes & Paper are made from natural vellum paper, which is made from pure cellulose fibers. They have superior translucency, are acid free, and are recyclable. Matching 8 1/2 x 11 Primary Blue... more

$1,350.00

go to store
9 x 12 Booklet (9x12) Primary Red Translucent (see through) Envelope - 1000 envelopes per carton

9 x 12 Booklet (9x12) Primary Red Translucent (see through) Envelope - 1000 envelopes per carton

JAM PAPER® Chartham Color Translucent Vellum Envelopes & Paper are made from natural vellum paper, which is made from pure cellulose fibers. They have superior translucency, are acid free, and are recyclable. Matching 8 1/2 x 11 30lb Red Translucent... more

$1,350.00

go to store
9 x 12 Booklet (9x12) Primary Yellow Translucent Vellum (see through) Envelope - 1000 envelopes per carton

9 x 12 Booklet (9x12) Primary Yellow Translucent Vellum (see through) Envelope - 1000 envelopes per carton

JAM PAPER® Chartham Color Translucent Vellum Envelopes & Paper are made from natural vellum paper, which is made from pure cellulose fibers. They have superior translucency, are acid free, and are recyclable. Matching 8 1/2 x 11 Yellow Translucent 30lb... more

$1,350.00

go to store
Quality Park 41485 Quality Park Catalog Envelopes, Business Weight/Recycled,9x12,24lb,White,250/Bx

Quality Park 41485 Quality Park Catalog Envelopes, Business Weight/Recycled,9x12,24lb,White,250/Bx

Wove catalog envelopes with sturdy basis weights for secure mailing. Deep gumming for a secure seal. more

$43.49

FREE shipping

go to store
Columbian CO926 9x12-Inch Catalog Grip-Seal Security Tinted White Envelopes, 100 Count

Columbian CO926 9x12-Inch Catalog Grip-Seal Security Tinted White Envelopes, 100 Count

A durable ALL-PURPOSE mailing envelope. Ideal for mailing documents, catalogs, direct mail, promotional material, brochures and more. Features: Convenient and secure self-sealing Grip-Seal closure. Simply peel off release strip and press down for a... more

$23.99

go to store
Columbian CO801 9x12-Inch Tyvek White Envelopes, 100 Count

Columbian CO801 9x12-Inch Tyvek White Envelopes, 100 Count

Envelope designed for ultimate protection. Protect what's inside. Superior moisture, burst and tear resistant protection. Features: Convenient and secure self-sealing Grip-Seal closure. Simply peel off release strip and press down for a quick, secure... more

$22.59

go to store
Quality Park 44580 Quality Park Redi-Strip Booklet Envelopes, 9x12, 28lb, White, 100/Box

Quality Park 44580 Quality Park Redi-Strip Booklet Envelopes, 9x12, 28lb, White, 100/Box

Heavyweight 28-lb. stock resists bending, tearing, or crushing. The paper strip keeps the self-adhesive flap free of dust, ensuring a longer shelf life. A removable strip provides a clean, quick, and secure seal immediately upon contact. more

$31.52

go to store
Quality Park QUA43090 Park Ridge Kraft Clasp Envelopes, 9x12, Brown Kraft, 100/Box

Quality Park QUA43090 Park Ridge Kraft Clasp Envelopes, 9x12, Brown Kraft, 100/Box

Features double prong metal clasp with reinforced eyelets for consistently durable results. Heavily gummed flaps with extra wide seams allow you to convert this interoffice envelope for mailing. Classic vertical ridge and embossed texture give this... more

$17.70

go to store
Columbian CO740 9x12-Inch Catalog Self-Seal Recycled White Envelopes, 100 Count

Columbian CO740 9x12-Inch Catalog Self-Seal Recycled White Envelopes, 100 Count

A durable ALL-PURPOSE mailing envelope. Ideal for mailing documents, catalogs, direct mail, promotional material, brochures and more. Features: Convenient and secure self-sealing Self-Seal closure. Simply fold flap down and press for a quick seal.... more

$23.53

go to store
Quality Park 54411 Quality Park Document Envelopes, 9x12, 40lb, Cameo Buff, 100/Box

Quality Park 54411 Quality Park Document Envelopes, 9x12, 40lb, Cameo Buff, 100/Box

Extra heavyweight stock for durability. Opens on long side for easy paper insertion. Large flaps are heavily gummed for a secure seal. more

$71.83

FREE shipping

go to store
Clasp Envelopes – 9” x 12” Reusable Brown Kraft Catalog Document Mailer with Clasp Closure & Gummed Seal – 28lb Heavyweight Paper for Home, Office, Business & Legal – 250 Box (9x12)

Clasp Envelopes – 9” x 12” Reusable Brown Kraft Catalog Document Mailer with Clasp Closure & Gummed Seal – 28lb Heavyweight Paper for Home, Office, Business & Legal – 250 Box (9x12)

Pack and push the envelope with heavy duty Kraft construction! From family pictures and artistic portraits to interoffice mail and international shipping, never settle for anything but the sturdiest, most resilient envelopes around. These classic 9” x... more

Find other Mailing & Shipping Supplies...

$34.98

go to store
Quality Park 41487 Quality Park Catalog Envelopes, 9x12, 28lb, Executive Gray, 250/Box

Quality Park 41487 Quality Park Catalog Envelopes, 9x12, 28lb, Executive Gray, 250/Box

Heavyweight 28-lb. stock resists bending, tearing, or crushing. Adds a touch of style to everyday mailings. Deep gumming provides a secure seal. more

$41.72

FREE shipping

go to store
iMBAPrice 1000 - 9x12 Premium Matte Finish White Poly Mailers Envelopes Bags (iMBA-3PM-1000)

iMBAPrice 1000 - 9x12 Premium Matte Finish White Poly Mailers Envelopes Bags (iMBA-3PM-1000)

The iMBAPrice team is pleased to bring our community the solution to all packaging. With iMBAPrice' s new matte finish self-sealing Poly mailers, packaging has never been easier. The self-sealing adhesive from the iMBAPrice team will not dry out during... more

Find other Mailing & Shipping Supplies...

$41.99

FREE shipping

go to store
Quality Park R2860 Quality Park Tyvek Booklet Envelopes, Open Side, 9x12, White, 100/Box

Quality Park R2860 Quality Park Tyvek Booklet Envelopes, Open Side, 9x12, White, 100/Box

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

$57.72

FREE shipping

go to store
Quality Park 9x12 Envelopes, White, Box of 50 (R1462)

Quality Park 9x12 Envelopes, White, Box of 50 (R1462)

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

$25.97

go to store
C-Line Reusable Poly Envelope with String Closure, 1-Inch Gusset, Top Load, Letter Size, Color May Vary, 1 Envelope (58020)

C-Line Reusable Poly Envelope with String Closure, 1-Inch Gusset, Top Load, Letter Size, Color May Vary, 1 Envelope (58020)

The C-Line Polypropylene Reusable Envelope with String Closure provides safe storage for your 8-1/2 x 11-Inch documents. Made from acid-free, archival quality polypropylene, this top-load envelope has a string closure and a 1-Inch gusset. Assorted... more

Find other Mailing & Shipping Supplies...

$30.29

go to store
C-Line Reusable Poly Envelope with String Closure, 1-Inch Gusset, Top Load, Letter Size, Pack of 24 Envelopes, Assorted Colors (58020-24)

C-Line Reusable Poly Envelope with String Closure, 1-Inch Gusset, Top Load, Letter Size, Pack of 24 Envelopes, Assorted Colors (58020-24)

The C-Line Reusable Poly Envelope with String Closure provides safe storage for your 8-1/2 x 11-Inch documents. Made from acid-free, archival quality polypropylene, this top-load envelope has a string closure and a 1-Inch gusset. Assorted colors... more

Find other Mailing & Shipping Supplies...

$27.88

go to store
C-Line Reusable Poly Envelope with String Closure, 1-Inch Gusset, Side Load, Letter Size, Pack of 24 Envelopes, Assorted Colors (58010-24)

C-Line Reusable Poly Envelope with String Closure, 1-Inch Gusset, Side Load, Letter Size, Pack of 24 Envelopes, Assorted Colors (58010-24)

Side load polypropylene envelopes provide safe storage for your documents. Made from acid-free, archival quality polypropylene, with string closure. For 11 x 8 1/2 document storage. Assorted colors include blue, aqua, purple, pink, smoke, clear. One... more

Find other Mailing & Shipping Supplies...

$22.63

go to store
Envelopes.com Durable Heavy-Weight Greeting Card Envelope - 93404-50, (Pack of 50)

Envelopes.com Durable Heavy-Weight Greeting Card Envelope - 93404-50, (Pack of 50)

12 x 15 1/2 Clasp Envelopes in 28lb. Brown Kraft are a business grade envelopes in a classic light, golden brown color. Often referred to as catalogue envelopes, they are perfect for office use. These envelopes are reusable as the flap is located on... more

Find other Mailing & Shipping Supplies...

$22.89

go to store
Astrobrights Color #10 Envelopes, 4.125" x 9.5", 24 lb/89 gsm,"Vintage" 5-Color Assortment, 50 Ct. (20248)

Astrobrights Color #10 Envelopes, 4.125" x 9.5", 24 lb/89 gsm,"Vintage" 5-Color Assortment, 50 Ct. (20248)

Brighten mailboxes with Astrobrights Color #10 Envelopes, in ”Vintage” 5-Color Assortment. Our envelopes are 20% thicker than standard envelopes, you can achieve striking results no matter how you choose to address them. Plus, they are lignin and... more

Find other Mailing & Shipping Supplies...

$18.55

go to store

More information about Mailing & Shipping Supplies

Best prices on Colored envelopes 9x12 in Mailing & Shipping Supplies online. Visit Bizrate to find the best deals on top brands. Read reviews on Office Supplies merchants and buy with confidence.