Chinesse Health Ball Hand Exercise Stress Relief Handball
Specifications:Material: Iron, Resin, CopperSize: Diameter 42mmWeight: 140g(2 balls)Features:- In addition to relieving stress, Chinese Health Balls or Baoding Balls are known to improve joints, blood circulation, sleep patterns and memory.- Two or more Baoding balls are rotated repetitively in the hand to improve manual dexterity and strength, and they are...