Product DescriptionSizeThe size of this mat of 74x25 inches is large enough for a big guy to sleep with a comfortable experience. And 1.6 inches memory sponge is soft when you touch against it, so you will not feel the cold temperature penetrated through the ground or any rocks below the mat affecting your sleep.Plastic ValvesDurable plastic valves can ensure a fast speed of inflation or deflation, which is convenient for users to use in outdoor activities. Also, by the plastic valves, the firmness of the mat becomes adjustable, you can choose the most suitable firmness of the product by adjusting the valve to enjoy comfortable experiences.Light and CompactableWith an impressive size blew up of 72 x 20 x 1 inches, weight 3.5 lbs and folds down to 26.4 x 5.5 x 5.5 inches, this mat is super light and compactable. So, you don't need to worry about the room in your backpack anymore. And it can maximally eliminate back pain. This sleeping mat got the perfect size for a backpacking, trekking or hiking sleeping pad.GuaranteeThis air cushion was designed by experienced engineers and made of high-quality materials. We value the user experience. If you are not satisfied for any reason, please contact our customer service to resolve problems. How to inflate the pad?Open two valves and the pad will inflate automatically. (it may be compressed in the bag for a long time, so the pad may inflate slowly. A few breaths will help a lot for it to be inflated into a good shape.How to deflate the pad?Firstly, open the valves, rolling the pad from the bottom, press the rolling part. When rolling to the top, wait for the air to flow out for a while, then close the valves.Secondly, don't open the valves, unfold the pad, then rolling the pad again to the top, open the valves, wait for the air to flow out. Then close the valves.Repeat step 2 until you can fold the pad into the carry bag (about 3 - 5 times) NOTICE: Due to the compressed packaging, when you receive d the package, please unfold the sleeping pad and open the valve for 24 hours. It will take longer (approximately 1 hour) to inflate for the first use of the product. FAQsIs this product PVC-free? Yes, It's made of 30D stretch fabric and TPU coating, it is skin-friendly, waterproof, tear-resistant, and very durable.Will it lose air? No, it keeps air well.How noisy is this airbed when people move around? Is there a coating that reduces the amount of sound that comes from the plastic? It makes no noise and people can enjoy the comfort and cosy environment brought by this product!