1. Material: PVC 2. Weight: 300 kg 3. Function: leg training, hip plasticity, waist strengthening 4. The reverse side: the ring anti-slip groove, enhance the grip friction, stabilize the massage plate 5. Front side: fine and dense soft rubber nails, enhance massage strength, stimulate acupoints and soothe the muscles 6. Double-sided design, non-slip massage 7. Strengthen balance perception, exercise balance and coordination 8. Strengthen core strength, balance body coordination 9. Size: 34 cm in diameter 10. Weight: about 800 grams 11. Note: delivery is not inflated, inflatable tools need to be purchased by yourself
