They are all built using 1000 denier uv resistant "double-thick" polyamide reinforced hypolon & neoprene.each sled is hand made using glue bonded overlapping seams. perfect for commercial recreation, ganesh manufacturing has sold hundreds of these durable banana boats to satisfied customer. all sleds come as a complete set and ready to use. each sled includes: stainless steel pull rings with nylon rope,foot pump. technical specification length: 5.2mtr width: 1.25mtr main tube dia: 0.61mtr side tube dia: 0.31mt capacity: 6 persons air chambers: 3 material hypalon/neoprene