For use on the face, neck or hands this tool has both yin and yang effects.

the smooth brass sphere can be used for eye treatments to reduce puffiness and dark spots. Recommended for working on any imperfections around the eyes or for a double chin. Use of the concave cylinder is also effective on the brow, aiding relaxation of the area and treating drooping eyelids. 

surprisingly effective for treating inflammation of small joints, like that pesky arthritis and pain in the fingers and hands

in traditional Chinese medicine, the main energy meridians start or finish in the fingers and the toes. This tool easily reactivates the energy flow of the meridians.