Pair of black enamelled metal Chinese massage balls decorated with the Yin Yang symbol. Approximately 4.2 cm in diameter, these hollow balls produce a gentle chime-like sound when handled or rotated in the hand. Also called Baoding balls or Qi Gong balls, they are supplied in an individual gift box. Use Baoding balls are traditionally used in pairs, gently rotating them in the palm. They are valued for relaxation, meditation and exercises to develop hand mobility and dexterity. Type: Chinese massage balls / Baoding balls / Qi Gong Design : Yin Yang Colour : Black Quantity: 2 balls Diameter : Approximately 4,2 cm Material : Enamelled metal Special feature: Hollow, chiming balls Sound: Chiming effect when moved Use: Relaxation, hand exercises, meditation, traditional Chinese object Dispatch time: 2-3 business days.