Inflatable Red Shark 6 passenger commercial grade inline towable water tube. 1100 denier "Heavy Commercial" Banana water boats are carefully hand crafted using reinforced 1100 denier, UV resistant PVC material. This is a dense puncture resistant material, commonly used in the manufacture of high quality white water boats. Each sled is hand made using glue bonded overlapping seams and are double reinforced in the high stress - hard use areas. Thousands of these durable banana boats have been sold to camps, commercial beach operations and resorts worldwide. Commercial features include: Double reinforced tow connections with ½ inch front tow harness, double reinforced seat, knuckle and foot areas. Two piece Halkey-Roberts valves. Nylon storage/carry bag. Foot pump. Repair kit and operation instructions.