A daily one minute act of self love. Jade Combing is an Ancient Chinese medicinal practice with a rich history and endless health benefits. YYH’s New Revitalize Stone Comb is Hand-Carved from 100% Genuine Black Jade Stone. This practice stimulates blood circulation and accelerates new hair follicle growth. Black Jade's naturally cooling and antioxidant properties release tension and breaks down build-up of the scalp for healthier hair.