HEAVY-DUTY RUBBER FURNITURE CASTER CUPS：Made of odorless, sturdy, and soft rubber, can last a long useful life. These bed frame grippers can handle the weight of large furniture. Suitable for couches, sofas, beds, wardrobes, pianos, and other heavy furniture! ANTI-SLIP AND ANTI-SCRATCH：The ribbed bottom prevents your furniture from slipping or sliding on smooth floor surfaces, ensuring that your furniture stays in place. Provide the best protection for tile, laminate, hardwood, carpet, tile & any flooring! REDUCE NOISE: These anti slip furniture grips to prevent sliding not only protect the floor but also prevent noise from moving furniture. You no longer have to worry about the annoying noise caused by the movement of your furniture, useful to reduce noise and you can feel free to have a good dream at home anytime. WIDE APPLICATION - Perfect for all furnitrue, such as bed legs, bar stools, curio cabinets, patio chairs, metal bistro chairs, computer desk, dining table, kitchen chairs and so on. Also can be used on grand piano & upright piano. WORRY FREE SHOPPING - We take pride in providing the highest quality and most durable non slip furniture pads on the market. If you have any problem at all, please contact us so that we can resolve your problem. 3" HEAVY-DUTY SQUARE RUBBER FURNITURE CASTER CUPS - Made of soft, flexible and heavy duty rubber material, The premium rubber would redistribute the weight of the furniture so it won't press hard on the floor surface and not scratch the floor.