The Radar Liftoff towable tube is a large towable tube for 3 riders. The Liftoff features a Marshmallow top construction for premium comfort, and side bolsters keep riders secure on the tube. Quick-connect attachment lets you get set up for fun quickly and easily. Construction includes a durable 30-gauge PVC bladder and 840D full nylon cover. Boston valve allows faster inflation and deflation times. 510-lb. weight capacity. 76" x 76".