This sleeping pad has TPU lamination and PU coating, tear-resistant, water-resistant and practical. With a quick flow valve, you can inflate the pad with just 10-15 breaths, while the deflation only takes a few seconds. The inflated pad features special engineered cell patterns that contour to human body and provides a comfortable, balanced support for your back. With built-in pillow, you can have a nice sleep without buying extraing pillow or worrying about pillow slipping away. Its flexible structure also fits perfectly in a chair or a hammock, under/inside your sleeping bag, so you can pursueings a cozy leisure life even outside. Pack the lightweight deflated pad in the storage sack and stuff it in your backpack to set out a brand new journey.   Features: This sleeping bag with built-in pillow helps relieve neck stress without worry about pillow slipping away. Engineered cell patterns are designed to contour to your body and provides a balanced surface for optimal back support and comfort. No more sore back or annoying discomfort from little rocks or leafs underneath.  Crafted from TPU lamination, the sleeping pad is built to last long during everyday wear and tear. The special PU coating provides nice protection against water drops and damp.  Large quick flow valve incredibly requires only 10 -15 full breaths to have a comfortable sleeping pad, and deflation is achieved just in seconds, easy and convenient to put away.  With flexible structure, this sleeping pad fits well on most floors and ground surfaces, it is also perfect to use in a chair or a hammock, under or inside your sleeping bag for increased warmth.   Specifications: Color: Army green, blue, dark grey (optional);  Material: Nylon;  Item size: 1950 * 610 * 60mm / 76.8 * 24.0 * 2.4in;  Package size: 230 * 110 * 110mm / 9.1 * 4.3 * 4.3in;  Package weight: 480g / 1.1lb;  Packing List: 1 * Sleeping Pad