Youve always wanted to be a rock star, now heres your chance! Not only does this awesome 4 rider U-shaped towable glide effortlessly across the wake, it also rocks! With a slight turn of the boat, the inside wing teeters towards the wake as the outside wing rises high above the water! It also doubles as a super fun rocking swim platform.The durable double-stitched 840 denier nylon cover and rugged 30 gauge PVC inner bladder ensure long service. The heavy duty Kwik-Connect and Boston valve provide quick and easy rope hook-ups, inflating and deflating. 81 in. x 78 in. (deflated).