MuArts Elasticity Clear Chair Mat for Hardwood Floor 40 x 48 inch, Transparent Floor Mat Wood/Tile Protection Mat for Home & Office (40" X 48" Rectangle)Brand: MuArts Color: Textured Translucent Features: Specifications: 40inch x 48inch x 0. 08inch (length x width x height), weighing about 6. 8LB, applicable to hard floors, not applicable to carpets. Upgraded Materials: We discovered that the previous versions of hard floor chair mat had difficulty regaining their flatness after being rolled for delivery. Consequently, we employed a more elastic material to facilitate flattening within a shorter