Best prices on Bamboo in Chair Mats. Check out BizRate for great deals on Chair Mats from . Use BizRate's latest online shopping features to compare prices for Bamboo. 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: Bamboo Office Chair Mat - Anji Mountain Original Roll-Up Bamboo Chairmat, 1/5" Thick,35 5/8" X 48", Dark Cherry.