Office Chair Wheel Stopper Furniture Caster Cups Hardwood Floor Protectors Anti Vibration Pad Chair Roller Feet Anti-slip MatDescription:Product propertiesMaterial: feltFabric main component: feltFabric leading component content: 90Style: AmericanShape: squareFunction: anti-slip, muteSpecifications:Easy to install, environmentally friendly felt is suitable for blankets, wood tile floors, scratch resistant floors, thickened wear-resistant silent, high-density cushioning, constant anti-running, reusable.Package Included:1 * Pulley holder (set)