Features:Heavy duty iron exercise ball with vibratile jingle inside.By rotate them in youre hand, it can relax fatigue, joint stiffness and soreness.According to chinese acupuncture therapy, it also improve memory, promoting sleep, for it stimulate the acupuncture points in the hand and make muscle contracted and relaxed, enhance blood circulation.Size: 1-3/4 inchWeight:320g (two balls)color of the box may be different from the picture, the picture only for your reference.
Features:
* Heavy duty iron exercise ball with vibratile jingle inside.
* By rotate them in youre hand, it can relax fatigue, joint stiffness and soreness.
* According to chinese acupuncture therapy, it also improve memory, promoting sleep, for it stimulate the acupuncture points in the hand and make muscle contracted and relaxed, enhance blood circulation.
* Size: 1-3/4 inch
* Weight:320g (two balls)
* color of the box may be different from the picture, the picture only for your reference.
