GUA SHA A DENTS-QUARTZ ROSEWhy use it? The teeth have been designed to smooth expression lines and stimulate collagen, the skin regains its radiance. Heart gua sha lifts and works the fascia of the face in depth. Rose quartz is a stone of absolute beauty and softness, rose quartz has been recognized for millennia for its anti aging and firming properties. To clean your gua sha, you can use a cloth lightly soaked in mineral water and soap. You can also cleanse it energetically