Product Features Name：Camping inflatable mattress Applicable Season: 3 Seasons Unfold Size：190 x58 x 5cm Packing Size：28x10x10cm Material: Nylon + TPU Fabric Mattress Features：Waterproof ,Folding,Built-in Inflator Pump Weight: 550g Packing List 1 x Inflatable Mattress 1 x Carrying Bag 1 x operation instruction ！Tips 1.No additional Inflate bags are required for this mattress, you can Inflate it within 30seconds with the pressure of hands or feet. This makes it easier to carry and inflate. 2.In order to have a better experience of the product, we will upgrade the built-in air pump of the sleeping pad. The inflatable pressure of some sleeping pads is inconsistent with the picture. Please rest assured that it will be better.