100% Authentic Natural Jade Stone• Excellent, thoroughly sanitized, and clean. No cracks or chips on the stones. • Benefits: Perfect for facial massage, boosting blood circulation, reducing morning under-eye puffiness, and enhancing face serum absorption.Experience the benefits of a jade roller and gua sha set. Made with 100% jade stone, this duo cools, soothes skin, and boosts blood circulation for a radiant complexion.