The durable 30 gauge bladders are completely encased in durable double-stitched nylon. Moreover, there is no exposed PVC on this brand of boat towables. In addition, an EVA "Indy Cap" covers the Boston valve. The easy-to-pull boat towable features striped nylon wrapped handles with neoprene knuckle guard for increased comfort and safety while riding. Riders are encouraged to hold on to the handles during the entire ride and wear life jackets. AIRHEAD VIPER 2: * 2 riders * 73 inches by 70 inches * Durable 30 gauge bladders * NASCAR inspired graphics * Cockpit style towable