The use of independent dual airbags is more secure. If one of the airbags is found to be leaking during swimming, the other one can also be used Anti-leakage inflation nozzle, each independent air bag is equipped with an inflation port to prevent rapid air leakage. Hidden design, protect your hands more intimately from scratching.The size is 30.5*40cm. Airbag buoyancy support, large-size thickened air cushion, more buoyancy, suitable for adults and children, thickened airbag, made of flexible and cold-proof PVC material, tear-resistant and friction-resistant, made into airbags, with orange peel on the surface, slip-resistant and scratch-resistant. Gas and other characteristics. Flexible cold-proof can be blown PVC, not afraid to poke more firmly. The fabric is soft, comfortable, waterproof, and won't harden even in winter. Comfortable handle, the handle is made of thick material, good workmanship, smooth and soft tentacles, clear printing, beautiful, better looking, non-toxic and harmless material, the best choice for parent-child activities to go to the beach.