Racer U Speed Roller Skate Package*Please kindly note that these boots may or may not be in stock at the warehouse but should be in stock at the factory and the shipping time will be approximately 2~3 weeks. If the boots are not in stock at the factory, the production time will be approximately 4 6 weeks. The Bont Quad Racer U roller speed skate features a microfiber outer skin, microfiber liner and a fiberglass base. The unmatched performance of a heat moldable lightweight quad boot