The finest cockpit-style towables you'll find. The bottoms are shaped like boat hulls which is the key to the unparalleled lively and stable ride. Vipers are very popular with young children, as they feel very safe sitting on the comfortable inflated floors inside the cockpits. Durable 30-gauge bladders are completely encased in double-stitched nylon. Nylon-wrapped handles have neoprene knuckle guards. EVA "Indy Cap" covers the Boston valve. Designed for one to two riders. 73" x 70".