1. Material: ordinary PVC
2. Outer diameter after inflation: S: 61 x 57 cm, L: 65 x 60 cm
3. Weight: S: about 270 g, L: about 290 g
4. Features: double-layer airbags, sponge chest support, smooth edging
5. Applicable scene: baby swimming, swimming and wading
6. Applicable age: 1.5-3 years old
7. No inflation tool is shipped, you need to buy it yourself