1. Material: Stainless steel wire, chromeplate
2. A health care products with acupuncture massage function
3. Used for acupoints and joints massage.
4. Can stimulate the blood vessels and help you to relieve the arm pain, numbness and fatigue
4. It is suitable for the people who use the company for a long time, middle-age people and the old people.
Put the ring on the arms, then roll it back and forth