The concave bottom on the Outrigger makes for one wild ride! It"s one of the liveliest towables of all time because of the air pocket underneath. Two oversized topside neoprene panels protect elbows and knees. The 2 inflated fins on the perimeter really help riders stay on top. Six deluxe handles with neoprene knuckle guards provide a great grip for 1, 2 ,3 riders. The heavy duty Kwik-Connect and Bost valve provide quick and easy rope hook-ups, inflating and deflating. * Designed for a single rider only * 30-gauge PVC bladder, full double-stitched nylon covering * Tow point in tube front * Construction includes Boston valve for easy inflation * Includes towable tube only * You won"t be ready for the water without a tow rope and pump!