AIRHEAD FUSION Both a cockpit tube and a deck tube Center cockpit is equipped with a nylon covered inflatable floor and headrest, Side deck areas have strategically placed neoprene panels for comfort and performance 30 gauge PVC bladder is fully covered by rugged 840 denier nylon, Kwik-Connect and Speed Safety Valve Two inflatable fins in the back corners help riders stay on the tube Dimensions are 71 in. x 87 in. (deflated)