Name the big inflatable sphere in which thrill-seeking people roll down hills and on water?
Water ball Water ball A water ball or water walking ball is a large inflatable sphere that allows a person inside it to walk across the surface of a body of water. The giant ball is usually two metres in diameter and has a zippered entrance to allow for easy entry and exit. The water ball is similar to the zorb, also referred as Human Hamster Ball, but it has only one layer and is designed for water travel rather than down-hill rolling. In the United Kingdom, the balls have been used at swimming pools, marinas and lakes in an effort to
Rigid-hulled inflatable boat seats are placed on the boat. Thrill rides are common with high speeds and turns adding to their lure. A foldable rigid hull inflatable boat has a 3-section articulated folding rigid hull. The hull sections have interlocking tabs and slots, held together by the pressure in the tubes. Once assembled it’s difficult to tell they fold. Once inflated, they are fully rigid. A flying inflatable boat or FIB is a RIB with microlight-type wings and air propeller. "FIB" is used as a model name by Polaris Motor of Italy for their Polaris FIB. Rigid-hulled inflatable boat A rigid-hulled inflatable boat