Jade roller and gua sha set is made of 100% pure natural jadeite. It is very safe. It contains rich natural minerals, promotes blood circulation, regulates your skin and brings beautiful luster to your skin. Use jade roller and gua sha set massage body parts (face, eye, neck, back, arm, leg, etc.) can relieve fatigue and pressure, promote blood circulation, reduces puffiness, wrinkles, darkness under the eyes, and eliminates toxins.