AiBOB Office Chair Mat for Hardwood Floor, 36 X 48 inches, Hard Floor Chair Mats Under Computer Desk, Easy Glide for Rolling Chairs, No CurlingBrand: AiBOB Color: Black Features: Designed for Hard Floors: Protect your flooring from scratches and dust of any kind with AiBOB office floor mat. This no gripper chair mat is designed for hard floors. Not recommended for carpet, please search our carpet mat if you need. Effortiless Roll and Stable Grip: The unique surface texture allows your office chair casters to move easily while carrying out daily tasks, but has enough grip to maintain