Sycoodeal Office Chair Mat for Hardwood Floor,Office Computer Gaming Chair Mat for Tile Floor,Large Floor Protector Rug,Anti-Slip,Easy to Clean,Pure Black(48"x36")Brand: Sycoodeal Color: Black (1 Pack) Features: Non slip & Move Steadily: Sycoodeal Chair Mat Made of upgraded version TPR adsorbed material,ultra non slip. a material that allows the office chair to roll smoothly on the chair rug. It came folded into a small square,please iron out the wrinkles. IMPROTANT TIP: THIS CHAIR MAT IS NOT SUITABLE FOR USE ON CARPET Effectively Protective Floor: Floor gets scuffed,dirty and old looking if your chair rolls