Easy-to-install stoppers made from a durable and reliable polyurethane material (PU82A). Perfect to replace worn toe stops for the C7 Premium Aquamarine Quad Skates or as a way to customize the look any roller skates. Each stopper is 47 x 35 mm in size. This product comes in a pack of two (2). Installation is painless, only one screw is required for fastening.