Moves everything as if it had wheels. Move up to 1600 lb. Won't scratch your floors. Works on any kind of surface: Wood floors, vinyl, ceramic tile, and carpeting. Ideal to move stools, chairs, folding chairs, and tables. Will slide over doorsteps or floor edges with a height difference of up to 3/16'. Grip tips stretch to grip a range of popular leg diameters. No adhesive required. Color: Grey. Contents: 4 grip tips per card. For round furniture legs. As seen on TV.