Cockpit-style towable. Bottom is shaped like a boat hull for a great ride. VIPER™ is especially popular with children who can sit comfortably on the inflated floors inside the cockpits. 30-gauge bladders are completely encased in durable double-stitched nylon. No exposed PVC. Striped nylon wrap handles have neoprene knuckle guards for comfort. EVA “Indy Cap’’’ covers the Boston valve.