RccugmatS Chair Mat for Hardwood Floor, 36" x 48" Heavy Duty Office Chair Mat for Rolling Chairs, Anti Slip, Computer Desk Chair Mat, Floor Protector for Home Office, Black&GreyBrand: RccugmatS Color: Black&gray Features: [Non slip Bottom & Effortless Roll] The front side of our office chair mat allows you to roll your home office chairs but won't feel slippery. The bottom side of the chair mat can grab the floor tight and stay in place so the floor mat wont slide easily. The over locking edge can let you slide the chair onto the computer chair mat smoothly. [Durable & Sturdy] RccugmatS hardwood floor chair mat has strong