Non-slip rubber: These rubber furniture glides are made of thick rubber, a material with excellent grip against the floor. They are strong, durable, and wear-resistant, ensuring a long lifespan. The color is black, stain-resistant, and easy to clean under running water. Packaging: Rubber furniture glides: 80 x 80 mm, thickness: 20 mm, 8 pieces. Floor protection: These non-slip furniture glides are suitable for all types of floors. The glides protect the floor from damage by securing furniture or bed wheels and preventing unnecessary movement. Strong grip: The silicone caps use electrostatic adsorption technology to adhere to the floor surface, providing a non-slip and excellent grip. Easy to install: No tools or glue needed. Just place four furniture glides under the furniture wheels for a good non-slip effect. Suitable for a variety of furniture: These furniture glides fit most furniture with wheels, such as sofas, chairs, and desks. The mobile dining table, dressing table, piano, etc. Each furniture support can bear a certain weight to lock the furniture or bed wheels in place, preventing unnecessary movement while protecting the floor from damage.