Azadx Office Chair Mat - 63"x51" Clear Protector for Hardwood Floor, Easy Glide Rolling Plastic MatBrand: Azadx Color: Clear Features: Thick enough for hardwood floors. Our hardwood floor chair mat is designed to use on all hard floor surfaces such as hardwood floor, laminate, stone, tile and concrete, etc. Unique design for easy movement and non slip. This clear office chair mat is smooth on one side and grinding on the other. Please put the smooth side facing down to help this desk chair mat stay in place. The grinding side allows your rolling