【Material】: The swivel casters are soft rubber wheels and TPE materials, ultra quiet, will not disturb anyone during work, high elasticity, 360° flexible use. 【Bearing design】: Ball bearing, built-in bearing, steel ball steering design, sealed bearing has low friction resistance, flexible rolling, can rotate 360 degrees, stable, high temperature resistance, high speed, dustproof and non-stick, and can be used for a long time Built-in silent bearing, very quiet and durable. It is the ideal choice for all DIY furniture with mobile casters. 【Suitable for a variety of floors】: Made of soft rubber, which is soft and will not damage the floor. Rubber casters have elasticity, toughness and durability. Suitable for all kinds of floors, such as ceramic tiles, cement floors, marble, carpets, wooden floors, etc. Features: There is no brake, one-way rotation. 360 degrees can be completely free to move, and the applicability is stronger. The wheels are made of soft rubber and anti-rust TPE