Hit new heights of fun with the all-new Turbo Jetts electric motorized heel wheels! Simply start rolling and these electric-powered heel wheels amp up the action with an 80-watt, geared-drive motor to provide a one-of-a-kind boost to any pair of sneakers. Remoteless, the Turbo Jetts use an integrated, pressure-sensitive, power control system to help you ride comfortably at speeds up to 10 mph (16 km/h) for up to 30 minutes of continuous use. Simply step into the heavy-duty polymer "quick click" frame and tighten the hook-and-loop strap for a secure fit for sneakers U.S. size youth 12 to adult 12 (European youth 42 through adult 45). Recommended for ages 9 and older and will support a rider up to 176 pounds. The buyer and rider of all Razor products are responsible for knowing and obeying all local, state and federal regulations regarding the riding and use of all Razor products.