Chinese Hand Balls (Yin and Yang)

These Chinese massage balls are exquisitely made to help exercise your hand and call you to mindfulness.

Specifications:

Material: Iron, Resin, Copper

Size: Diameter 4.7cm

How to use:

When exercising, put two balls in your hand, relying on five fingers flexion and extension, so that the two balls circled with each other, the rotation direction of Shun, the inverse of the points, so that all the joints in the hand are in motion. 

Package included:

2 X Baoding ball

1 X Gift Box (random color)

Note: Manual measuring, please allow 1 ~ 3mm error, thank you.