Specification: Proof pad types: Inflatable moisture pad. Outdoor Activity: Camp. Net Weight: 0.55kg. Material: Nylon + TPU. Dampproof Mat Type: Mattress. By Inflating Mode: External Inflator Pump. name: Air Mattress. Size Before Filling: 26 * 10 cm (long * wide). Size After Filling: 190 * 60 * 5 cm (long * wide * thick). Package List: 1 * Air Mattress 1 * Storage bag. Features: 1. Easy to inflate with 5-10 breaths and deflate within one second by open valve. 2. 190 * 60 *CM larger size suitable for most people - back, side, stomach sleepers. 3. Size After Filling: 190 * 60 * 5 cm(long*wide*thick), weight only 450g,get rid of heavy backpack. 4. Waterproof material isolate moisture, keep you warm and easy to clean. 5.There's a patch fabric to protect HITORHIKE sleeping pad when there's a hole to avoid air leakage. 6.Comfortable and Reliable:Comfort and no leak is the priority,with air-support cells design to limit air movement and heat loss.The cubed surface design fits the body’s natural curves,whether you sleep on this on your back,sides or stomach,you can always feel comfortable. The specially designed Two Way Valve prevent the air leak,so there’s no worry about get up and inflate it in the middle of the night, just have a good sleep. 7.Ultralight and Durable: Premium ultralight Ripstop Nylon fabric and extruded TPU Lamination,no any chemical smell.(R-Value: 1.3) It gives you a durable sleeping pad,no worry about sharp stone or branch. Weigh only 510g, our Camping Pad is easy to carry and perfect for your tent and hammock