Special inner ring - The special inner structure makes the air cushion as stable and comfortable as a real bed, and can bear up to 550 pounds (about 249.5 kg); the unique coil beam technology can support all parts of your body well, helping you to thoroughly Relax; the perfect interior makes it behave like a real bed, so it doesn't settle or swell. You will enjoy a comfortable sleep! RELIABLE MATERIAL - The waterproof flocked surface keeps the air cushion dry and easy to clean. Made of durable puncture-resistant material, not easy to crack, not easy to damage; extra thick non-toxic PVC material makes it more durable on the ground. It sits approximately 9 inches (22.9 cm) above the floor, isolating it from cold, wet ground, ensuring you can enjoy a full night of high-quality deep sleep, whether outdoors or at home. Ease of care - Air cushions are wider than regular double air cushions. This air mattress is very easy to store at home or to carry while traveling or hiking. If you are a hiker it is perfect. Gift giving makes you feel at home anytime, anywhere. No Leaks - Upgraded joints and excellent welding workmanship. Our air cushions are completely sealed and will not leak. No matter how long it is used, the perfect internal structure of this air mattress will not allow the bed to settle and bulge; the hardness can be adjusted according to your needs. (excluding pump) COMFORTABLE AND CONVENIENT - The air mattress is as stable and comfortable as a real bed. An ideal gift for women, men, children, family, friends and all your loved ones; it is perfect for indoor and outdoor use, such as beach, travel, camping, hiking, backpacking, or as an overnight guest or moving to a new place makeshift bed