Quick and Easy Inflation No pump needed, just open the bag of the outdoor inflatable chair in strong winds and run against the wind to get some air. At home or when the wind is light, use a blower to inflate or run quickly for air. Close the bag and roll it up as fast as you can until it cant be rolled up anymore. Advanced anti-leakage and anti-tear technology. This air mattress cart consists of two layers of bags, the outer bag is made of high-density water-resistant and tear-resistant 210T nylon, and the inner bag is made of high-quality polyester and high-strength PE material. , double insurance to ensure your confidence. It can be easily folded and stored in a matching bag. It can be extended to "250x70x50cm" and can support 200kg on grass, sand, snow or even gravel. Careful ergonomics and economy. Whether you use it at the pool, lake, beach, camping, outdoor barbecue, backyard reading, music festival party or picnic with friends, it is economical, waterproof, easy to clean, tearproof, light and easy to carry.