Experience an ancient Chinese hygiene method. This Gua Sha Stone can increase the flow of blood, lymph, and body fluids, improving your overall health. Make you less stressed and more energetic. • Handcrafted from 100% natural premium jade stone, durable. Very smooth surface, will not hurt your skin. • Full body support: works well on the face, neck, back, hand, and feet, helps release muscle tension, tightens the skin, and delays the appearance of visible skin aging.