This is a Set of Ying & Yang Chinese Baoding Stress Reliever Balls (#0929). They are in their original box and were never used.  They are mostly green with black, white and gold markings.  The box is black, red and gold.  It measures 4 inches wide, 2 ½ inches deep and 2 inches high. They are in excellent condition, please see pix for a complete description.

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