Office Chair Mat for Hardwood Floor, 60"x48" Office Rug Highly Premium Quality Rolling Chair Mat, Desk Chair Mat - 3.86lbs Anti-Slip Office Mat for Laminate Floor etc, Black GreyBrand: SAIKOOWA Color: Black Grey Features: Unique and stylish DesignThis chair mat for hardwood floor features a unique design that could be decorated on hardwood floors. The bottom of this office chair mat is textured with a grid pattern, ensuring a firm grip on hardwood floor surfaces. The special bottom material leaves no traces on the floor. Smooth Sliding The surface material of the rolling chair mat for hardwood is made of ultra short pile,