1. Non-slip, sweat-absorbent, wear-resistant, and hit-resistant. 2. Universal indoor and outdoor. 3. The product has passed a 72-hour leak test. 4. Pay attention to the inflated position. The needle should be lubricated. 5. Ship without inflation. Product parameters: 1. Material: rubber. 2. Diameter: 22cm. 3. Circumference: 69-71cm. 4. Weight: 380-420g. 5. Suitable for: 7-13 years old children.
