Natural Material: The Guasha Face Stone Is Handmade From Jade, It Contains Various Trace Elements Such As Selenium, Zinc, Nickel, Cobalt, Manganese and Magnesium, Which Are Beneficial for The Beauty of The Skin and The Health of The Body. Function and Effect: Gua Sha Is A Traditional Chinese Anti-Aging Method Used to Refresh The Skin By Improving Blood Circulation, Lymphatic Drainage and Muscle Relaxation. Jade Aventurine Crystal Is One of The Oldest Healing Stones and Stands for Purity and Harmony. Comfortable Gua Sha Stone: The Edge of The Gua Sha Massage tool Is Thick, Smooth, and Rounded. Gua Sha Stone Does Not Harm The Skin and Has A Relaxing and Cleansing Effect. The Design of Scraping Stones In Various Shapes Such As Heart Shape Fits Perfectly with All Parts of The Face and Body. Exquisite and Durable: Gua Sha Stones Are Not Thin or Fragile and Are Shipped Safely. We Value Quality and offer Guasha tools That Are Sturdy and Thick. The Gua Sha Stone Is Not Easy to Crack or Break with Normal Use, Ultra-Smooth Surface Structure, Antistatic and Easy to Care for. Easy to Handle: After Cleansing The Skin, Gently Slide Your Face, Neck, Back, Chin, Arms, Waist and Feet with Jade Stone and Use Essential Oil. Repeat 10 to 15 Times On Each Area and It Works Well for Tightening The Skin, Nourishing The Skin, Reducing Puffiness, Dark Circles and Wrinkles.