2pcs Chair Wheel Stoppers Black Non-slip Rubber. Features: 2Pcs Non-slip Rubber Chair Caster Cups Wheel Stoppers Floor Aurface Protector Pads. Made of Quality Rubber That Has Very Good Vibration Absorbing Abilities, Prevent Any Skidding of Your Furniture. Locks Chair Wheels in Place, Cup Design That Cradles Roller and Bed Caster Wheels, Prevent the Scratches. Protective O-ring Bottom Protects Floors from Indentation or Damage While Holding Furniture in Place. Use on Tables, Chairs, Cabinets, Desks, Baby Bed, Baby Carriage and Much More Caster Furniture. Inner Diameter:50mm/1.97inches Outer Diameter:63mm/2.5inches Specifications: Type: Furniture Leg Model Number: Chair Wheel Stoppers Use: Chair Set Include: 2Pcs Chair Wheel Stoppers Condition: Brand New Material: Rubber Friendly Tips: The Size is Measured by Hands, Please Allow Minor Error of Measurement. Photo Color Might Be a Little Different from the Actual Product Due to Color Display of Different Monitors. . We are an international seller, your order will be shipped from abroad so please allow the necessary time of minimum 14 working days for delivery right now depending on where you ship to, due to ongoing delays in postal deliveries globally.