These rolling furniture caster cups are made of TPE material, simple but practical design, will protect your floor from being scratching. At the same time, cups can protect your rolling furniture/rolling chair from damage perfectly. Features -Color:Black -Material:TPE -Size:6.00X5.50X5.50cm/2.36X2.16X2.16in - Wide application range: Chair caster covers are suitable for rolling furniture, office equipment and other occasions. - Flexible materials: Chair wheel caster covers are made of TPE material, wear-resistant, nonslip, and crack resistant. - Easy installation: Chair caster floor protectors are easy to install, just slide onto wrap caster, no need tools, diy can be completed. - Play a protective role: Floor protectors for chair wheel play an excellent protective role, protect the floor, reduce noise, and extend the life of furniture. - Convenience move: Furniture caster cups help reduce resistance and convenience move, make it easier to move chairs without lift them. Package list: 5 feet protectors