Features Pattern (type): rectangle Weight: about 1.71 lbs/775g Size: about 47x35in./90x120cm Thickness: about 0.16in./4mm Material: soft fabric and adsorbed material Suitable for Hard Floors The chair mat is very suitable for hard floors including stone, tile, laminate, vinyl, and linoleum. NOT suitable for carpets or rugs. Anti-slip & Stady This office chair mat prevents the floor from being damaged by chair legs and casters. Backside adsorption processing, the desk chair mat stays in place and