(Over 3.5" Sleep Support) - Super sturdy & thick,The size of up to 77 x 27 ",let you enjoy sleeping in any sleep position.It is the best sleeping partner for mountain climbing,RV travel,and hiking.Just try it once, you will completely fall in love with this sleeping mat. (Compact & Lightweight) - Small weight(29 oz),No worrying about room in your backpack , the lighter the backpack, the more comfortable hiking trips. (Built for a lifetime of adventures) - Made from new heavy-duty thick nylon, 100% waterproof & tear resistant. It can be used on complex ground and bad weather. It is almost silent when you turn over on it, no more wrinkling or squeaking noise, the perfect camping mattress pad for your tent, sleeping bag, hammock or floor. (Easy to inflate and deflate) - Forget need Air Pump,only need to press the self-inflation device 100 times. (max) - especially suitable for family travel, The two sides of our quality outdoor sleeping pad are slightly higher than the middle, better than other brands, it is ergonomic and brings you a baby-like sleeping experience. This high-quality portable camping mat will be your most powerful camping equipment.