Two people can carve turns with this great innertube! Both riders simply lean in the direction they want to turn and pull on the opposite handle. The plastic fins sewn onto the side of the cover do the carving. It?s easy to re-board with the open back design. SLASH II has a 30-gauge PVC bladder and is fully covered with double stitched 840-denier nylon, making it torsionally rigid to respond to rider?s commands. It?s equipped with a Kwik-Connect, Boston valve, and 4 nylon-wrapped handles with ne