ZAQ Amethyst Facial Roller + Gua Sha Set Hand-crafted Amethyst. Highest quality. Regular massaging with this roller will help to drain puffiness and unwanted toxins, contour the face and help smooth fine lines and wrinkles. Use it over masks and creams to increase product absorption. Crystal healing has been used for centuries for smooth, youthful-looking skin. Provides many healing and anti-aging benefits.