1. Material: environmentally friendly PVC
2. Double airbag
3. Anti-leakage plug
4. Security bayonet
5. Intimate handle
6. Smooth edges, no scratches
7. Applicable age: over 3 years old
8. Applicable scene: swimming and wading
9. PVC thickness: 17mm
10. Outer diameter after inflation: 50/60/70/80/90cm
11. Inner diameter after inflation: 18/22/26/30/33cm
12. Weight: 100/130/190/240/300 grams