1. Ingredients: Waterproof surface Waterproof flocking surface, soft and comfortable, easy to clean. Three-dimensional surface using honeycomb structure, close to the body curve, more solid shape.2. Crafts: Double airtight inflation hole Large mouth multi-function valve, double airlock design, fine workmanship, durable. Stronger clamping, better protection of the product does not leak.3. Technology: Thick mold welding High-frequency welding with thick mold, so that the joint is more sophisticated, the privacy of the welding edges is enhanced.4. Structure: Honeycomb column structure Honeycomb structure column bead, the bed is more stable and more uniform force. Good ventilation and non-slip bottom effect.5. Quality: the test Each of the products has been through the pre-production test. Such as: impact, rolling, roll, inflatable life, abrasion and so on.Produktbeschreibung Notes: 1. The actual size was 100% clearly and accurately measured in our factory. 2. Sometimes customers cannot inflate the item enough to measure the exact size. 3. This item was made of elastic and stretchy material, it will get bigger and bigger with time. 4. If you get a new item and inflate 90%, the size error is 20-30cm. 5. How to clean up the smell It is very easy to clean up the big smell once you clean it with washing powder, then put it in a vent for several hours