Best prices on Universal in Chair Mats. Check out BizRate for great deals on Chair Mats from Universal. Use BizRate's latest online shopping features to compare prices for Universal. Read product specifications, calculate tax and shipping charges, sort your results, and buy Office Supplies with confidence. Easily narrow your search and find the product that's perfect for you: CHAIRMAT 36X48 W/19X1 LP .120ML THICK - UVS56806 - CHAIRMAT 45X53 W/25X1 LP - UVS56807.