5 mm. Thick. 2 in. W slats. Felt backing with non-slip gripper dots keeps mat in place. Rounded edges for easy access on and off the mat. Rolls up so it's easy to ship and carry. Finished with premium, eco-preferable UV-cured coating for ultimate protection. Meets stringent European E1 standard for formaldehyde emissions. 57 in. L x 55 in. W x 0.2 in. H (15 lbs.). Lip dimensions: 23.75 in. W x 9.5 in. H. This stunning Bamboo Office Chairmat introduces eco-friendly style to what was formerly an unattractive and purely functional accessory. Naturally elegant bamboo is more durable than a plastic mat and adds a charming organic touch to any area. 100% Anji Mountain bamboo offers supreme durability and is harvested in an eco-friendly manner from sustainable forests. Kiln-dried to the optimum moisture content to minimize cracking and warping. Suitable for low-pile carpets (up to 3/8 in. thick with carpet pad) or hard floors. Premium, non-slip felt backing keeps mat in place and protects your floors. Rounded edges for easy access on and off the mat. Finished with premium, eco-friendly, UV-cured coating for ultimate protection. Soft polyurethane chair casters are recommended to minimize scratching and denting the surface of the mat. Rolls up for easy shipping and portability.