Ergonomic mesh bottom design to support and cuddle your body for incredible comfort,Will not let you collapse in and touch the ground and ensures better relaxation and comfort. Can be used by 3 adults at the same time,The inflatable lounger perfectly solves the issue that most sofas will produce a sultry sensation in summer. Easy to inflate without the need for a pump, just open it up against the wind to hold air very well, and make sure you close your air inlet before the end of each movement. Waterproof with anti-tear feature,It will hold air for at least 5-6 hours, As time goes by, you can tighten the sealing strip again to keep the air couch compact.