Floortex CC118923ER CraftTex Polycarbonate 35" x 47" Crafting Floor Protection Mat for Low/Medium Pile Carpets, ClearCraftTex Floor Protector Mats are available with a gripper back for carpeted floors and anti slip for hard floors Made from super strong and durable polycarbonate Its strength means it won't scratch, dent, bend or curl at the edges, no matter how heavy the chair or how often it is used Polycarbonate has a long life, so it can be used for many years without replacements Brand Name: Floortex Item Number: CC118923ER Dimensions: 50. 0 x 37. 1 x 0. 5