I inflated it once to test it after opening. Features: Air, ultra-compact pocket size, easy for women, non-slip processing for airplanes, OK with about 2-4 breaths (individual differences apply). [Ultra-compact & ultra-lightweight] Palm-sized (approx. 13 x 7 x 5 cm) and 92g, a folding cushion lighter than two eggs. It is also useful as a mini cushion or portable cushion, and can be used as an outdoor cushion or airplane cushion. This air cushion is truly effective in situations where you want to reduce luggage as much as possible, such as outdoor live performances, sports観戦, and fishing. [Completed in about 2-4 breaths] By adopting an improved check valve, the air cushion is designed to inflate immediately with only about 2-4 breaths. *The number of times varies depending on the individual. It is also convenient for use as an airplane cushion for the buttocks or a chair cushion to prevent your buttocks from hurting, and can be prepared quickly even in busy situations such as camping or outdoor festival venues. [Soft sitting comfort] The inside is divided into multiple air chambers, evenly distributing the pressure on the buttocks. By using it as a cushion for chairs or a buttock cushion, it achieves comfort that prevents your buttocks from hurting even after sitting for a long time. The feature is that you can carry the fluffy feeling of a thick, large-sized leisure sheet in a compact size. [Deflates in seconds & non-slip processing] Open the special valve and the air will escape in no time, and it can be stored small immediately as a folding cushion. If you combine it with a compact leisure sheet or a leisure sheet for one person, you can quickly and comfortably arrange a space for one person. Non-slip processing is applied to one side, and it will not slip and will be stable even on slippery seats such as airplanes and night buses. [Unique design pending design registration] The fusion of functional aspects, including non-slip processing on one side, and a stylish form is attractive. It can be used in a wide range of situations such as airplanes, sports観戦, outdoor live performances, and fishing, and achieves the comfort of a thick leisure sheet in a mini size. It is also excellent as a buttock cushion, and it is a unique item that makes a difference every time you carry it.