Sportsstuff 53-3040 Sportsstuff High Roller 4 Prepare for exciting hydroplaning action with the Sportsstuff HIGH ROLLER 4! The unique multi sphere design barely touches the water while towing. The strategically placed air chamber on the back top edge supports knees and feet for comfortable positioning through whips and turns. Large EVA foam body pads protect riders’ knees and legs. A multitude of foam filled handles with EVA knuckle pads provide lots of options for comfortable gripping. Equipped with a Kwik Connect for quick and easy rope hook-ups and a patented Speed Safety Valve for fast and convenient inflating and deflating.