Color: Blue Size: 188x57x2.5 cm Fabric: 190T polyester PVC Filling: high resilience PU foam sponge This inflatable sleeping pad has great portability and is perfect for any outdoor activity such as backpacking, traveling or camping. It offers a good balance between comfort and durability. This perfect sleeping pad has a special interior construction and thermoformed sealed edges that can be used in your tent, sleeping bag, or on any floor or hard surface. This inflatable pad keeps you warm on cold nights and helps you sleep better in the comfort of your outdoor sleeping environment. Giving you extra thickness and width, it gives you superior comfort no matter where you sit. Product features: Folding belt buckle, interlocking design, multiple sleeping pads can be put together, adding a few more outdoor fun! Single product with external pockets, easy to carry. Inflation method: the air mattress bed flat, open the air nozzle, the air mattress bed will automatically inflate until the completion of inflation, tighten the air nozzle. You can also adjust the hardness and softness according to your needs: if the air is too full, you can open the air nozzle moderate squeeze to deflate and then tighten the air nozzle; if the air is not enough, you can open the air nozzle and blow with your mouth to make the air mattress bed expand to the right degree and then tighten the air nozzle. Degassing method: open the air nozzle, roll up the other end of the air nozzle, press out the air and then tighten the air nozzle. You can repeat the above steps and try to make the air bed give up completely to get a smaller collection volume. Storage method 1) Spread the air mattress bed flat, open the air nozzle, make the air mattress inflate and keep it in a cool place. 2) When not used for a long time, please make sure to keep the air mattress in the inflated state to ensure the elasticity of the sponge is not damaged