Hubei Jinlong airtight materials are widely used in rowing, rafting boats, support pools, inflatable castles, mischievous castles, trampolines, mobile water parks, floating objects, water canopies, air swimming pools, amusement facilities, and other indoor and outdoor water sports events. Intimate materials can produce various specifications of closed air and inflatable materials ranging from 0.354 to 0.94 in single color, dual color, etc. according to user requirements. The width can reach 2 to 3 meters.