Sun&Sia Gua Sha: the essential beauty accessory. This beauty/massage accessory from traditional Chinese medicine has been used for thousands of years. Its literal translation means “to scratch” (gua) the “evils” (sha). Sun&Sia Gua Sha is made from natural stone that is simply cut and polished without chemical treatment. It is a completely natural accessory that does not contain any chemical or harmful substances. Its shape is designed to perfectly match the lines of the face with a good grip. How do you use Sun&Sia Gua Sha? All you have to do is clean and then dry the skin well. Then apply a serum, oil or cream and then massage the face using Sun&Sia Gua Sha. To make it easier for you to use, each product is supplied with instructions with illustration indicating the different movements to be performed with the different surfaces of the Gua Sha.