Inflates without a pump: Quickly inflates by walking against the wind. Our outdoor chair requires no pump: easily inflates by walking against the wind. Quick seal, roll up until taut – ready in just 10 seconds. Waterproof and leak-proof: Double-layer design ensures maximum reliability. The outer layer is made of 210T waterproof and tear-resistant nylon, and the inner layer is made of polyester/PE material. This inflatable lounger has double waterproof protection, effectively preventing air leakage. Compact and portable, powerful and supportive: Folded dimensions vary from 33x15x9 cm to 200x70x60 cm. Weighs only 0.5 kg when folded, the largest size is 200 x 70 x 60 cm. This inflatable water bed can support up to 204 kg on grass, sand, or gravel. Ergonomically designed for ultimate comfort: Soft as a marshmallow. The curved design provides support for the upper back and neck. This inflatable lounger has a soft surface, allowing you to relax as if you were lying on a giant marshmallow. Product features (outdoor armchair): Inflatable without an air pump, simulates headwinds; Double-layer structure: 210T nylon + polyester/PE; Foldable to 33x15x9 cm, weighs only 0.5 kg; Maximum load capacity of 200 kg, unfolded dimensions are 200x70x60 cm; Ergonomically designed for comfortable support; Waterproof, suitable for outdoor use.