Dimensions:
Length: 11cm
Width: 3.8cm
Thickness: 0.8cm

Bian Shi stone Gua Sha in S shape, measuring 11cm, for treating the back, buttocks, neck, arms, legs, face.

Here are some of the virtues attributed to Bian Shi in the context of Gua Sha:
Stimulation of blood circulation.
Elimination of toxins
Relief of muscle tension
Improvement of skin well-being
Harmonization of bodily energy

Gua Sha is an ancient technique widely used in TCM, which involves scraping the skin with the massage tool called Gua Sha, to enhance the circulation of Qi, Blood, and Body Fluids.
The scraping also allows, in case of attack from the Biao, wind/cold or wind/heat, to bring the perverse up to the surface.
Soft tissue microcirculation is stimulated with varied pressure movements, increasing blood flow.

The practitioner can apply massage oil to the skin to facilitate ""scrapping"".

Indications:
Gua Sha allows for the circulation of stagnant energy (Qi stagnation), inflammation, Cold, and pain due to arthritis.

Gua Sha is generally practiced on the back, buttocks, neck, arms, and legs. A gentle version of it can even be used on the face as a ""lifting"" technique in wrinkle and fine line prevention.