SHAREWIN Office Chair Mat for Hard Wood Floors, 150x120 cm Heavy Duty Anti-Slip Hardwood Floor Protector Rug, Easy CleanFeatures Arrives rolled up Due to its size, the large 59 x 47 Inch Office Chair Mat arrives rolled up. Protect your hard flooring from scratches and marks of any kind. Perfect office floor mat for hardwood, tile, laminate, concrete, and vinyl floors. Anti slip Frosting on the surface can achieve a strong grip which prevent the chair from slipping while controlling the roll of the chair which also helps to considerably reduce the risk of leg fatigue.