1. Material: PVC
2. Dimensions: diameter 16 cm, height 8 cm
3. Single weight: 258g
4. The bottom has anti-skid design
5. The bottom has anti-skid design
6. Can be used on the floor, seat or foot pad
7. Massage acupoints can stimulate human acupuncture points. People can enjoy massage while resting, relax muscles and tendons to promote blood circulation
8. This product needs to be inflated for use, and the injection needle must be purchased separately