This product originated in Korea, and its full name is Korea Ice Wave Magnetic Energy Ball. Ice wave beauty ball, also known as beauty crystal ice hockey, has a high-tech research and development of low-temperature memory effect. By using the physical principle of alternating hot and cold when the ball rolls, it can make facial, neck and whole body care products penetrate, eliminate fatigue, restore elasticity, and resist wrinkles and inflammation. Ice wave beauty ball makes skin blood vessels contract and relax rhythmically, improves skin blood circulation and promotes the discharge of harmful substances, which is beneficial to the penetration of skin care products and makes them exert their maximum effects. It is very suitable for promoting absorption before and after using skin care products.