Connelly Skis Spin Cycle Tube 54'' diameter (deflated), pre-assembled with 1 year Warranty Single rider, specifically designed with smaller seat location and handles 420D Nylon cover with heavy duty PVC bladder 4 padded handles with knuckle Guards for added safety Speed valve, and webbing tow loop 54" Diameter (deflated), single ride tube, 420D nylon cover, heavy duty PVC bladder Designed specifically for the smaller rider, with smaller seat hole and handles 4 padded handles with knuckle guards, Boston Valve, Delrin Quick Connect fitting Pre-assembled, Peel and Stick repair kit included, 1 Year Warranty