Chinese Baoding Balls || Yin and Yang Chi Balls || Chinese Musical Balls || Meditation Chime Balls || Stress Relief || 1980s Pair of Yin and Yang Vintage chi balls for stress relief and hand exercise. Perfectly balanced Baoding balls help you to center your energy. Use as a meditation aid to focus your mind or as a simple tool for hand dexterity. In great vintage condition, chimes within each ball work well, in original box. Box has some wear consistent with its age. showen in photos Made in China