1. Material: PVC+polyurethane+PP bottom shell 2. Reduce the friction between the hips and the cushion 3. The elastic design of the elbow has the effect of cushioning and relaxing up and down 4. One-piece molding, suitable for human body structure 5. Super elastic and breathable, comfortable to use 6. Safe fixing frame design, more solid 7. Good compression resistance, capable of bearing 180 kg 8. Size: 200X180 mm 9. Weight: 440g
