Upgraded air Leak-proof Valve: Each layer of air-bag has an upgraded version of leak-proof valve which is highly sealed to prevent air leakage. Baby Falling Prevention: The thick bottomed inflatable bladder effectively blocks the cold on the ground avoiding the rapid drop in water temperature and prevents the baby from falling and stung while swimming or playing in the pool. Manufacturered by Unbran. High Quality Material: The high-strength hot carbon tough PVC layered independent air-bag adopts reinforced thermal fusion technology which is firm and not easy to break. If a single layer leaks it will not affect the normal use of the surrounding baby. A family spacious enough: Inflatable swimming pool can accommodate a family adults and kids. The company insures the transportation of inflatable swimming pools by plane. You can spend a pleasant summer with your children in the water. Let's enjoy the cool and happy. Comfortable to Use: The wear-resistant thermal insulation foam bottom is comfortable for pedaling without bump.