The Bones 100's #5 Wheels in Black are a part of the Bones 100's line of wheels. The 100's are made with the Bones Original Formula, giving you more control and way less flat spots. A urethane wheel made locally, here in the U.S. Specifically formulated for what you skate. Sports white graphic on black urethane, graphic style may vary slightly, call for current selection if necessary, at 1.800.GO.SKATE. Bones graphic at side. Available in 51mm x 32mm and 54mm x 34mm.