These Super Slidex(TM) ultra-sliding furniture cups help you move furniture as easily as if it had wheels. The high-density polyethylene base slides smoothly in any direction over a wide range of flooring, including carpet, tile, linoleum, ceramic and slightly uneven surfaces. They have high sides that make them are quick and easy to secure and install. The round shape and grey colour complement the style and design of your furniture legs. They are 2 11/16" (68 mm) in diameter and the package contains 4 furniture cups.