Concave bottom makes for 1 wild ride. 1 of the liveliest towables of all time because of the air pocket underneath. 2 Over sized topside neoprene panels protect elbows & knees. 2 Inflated fins on the perimeter really help riders stay on top. 6 Deluxe handles with neoprene knuckle guards provide a great grip for 1, 2 or 3 riders. Heavy duty kwik-connect for easy rope hook-ups. Boston valve provide quick inflating & deflating. Deflated: 89.50 in. L x 76 in. W. Rider weight limit: 510 lbs.. Water Sports Safety Warning . Warranty Information . Video: Airhead Inflation Guide .