High quality thickened wheels with brake function,Suitable for all kinds of furniture cabinets / cribs casters Twin wheel design enhances weight distribution and smooth operation, ease to glide and swivel Swivel and roll freely and more quietly in every direction with no need for maintenance Soft roll rubber wheel surface guaranteed to leave no mark on carpets or any kind of natural and engineered wood floor, tile floor, specialty floor, and smooth concrete/asphalt floor Easy fit - Just click in,These wheels are suitable for a huge variety of uses DIY to industrial applications home, schools, garage, shops, trolleys, table and hospitals. Specifications: Types: Activity Wheel/Brake Wheel Product Size(about): 2 Inch Colour:Black + Silver Material:Stainless steel + rubber Package Contents: 2 x Activity Wheel 2 x Brake Wheel Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.