The Riedell R3 Skates are very comfortable and durable skates. They features Radar Cayman wheels with the exclusive speed groove wheel design for a distinct look and performance, delivering stability at speeds. The Riedell R3 skates can be used for roller derby, jam skating, or just for fun. This shows how versatile these skates are. If you’re looking to get started in derby, there is no better option in the entry level class than the Riedell R3 Derby Skates. The Skates features a special grade of vinyl, which ensures the skates will have a longer lasting life. A detailed process has been used to create these skates. Boot: Riedell R3 Plate: PowerDyne Nylon with metal trucks Wheels: Radar Cayman Bearings: Kwik ABEC-5