With 8 cooling magnets, produce soft magnetic waves, natural magnetic field and cooling, soft and smooth stone Relieve body pain, tension, cool and soothe feet and improve stamina through acupuncture techniques. Strategically placed magnets and raised nodes stimulate reflex points, relieve mild to moderate foot discomfort and rejuvenate the entire body, also aid in fat burning and weight loss Massage key areas Your feet are equipped with massage points and special magnets. Balance body energy to reduce stress, increase energy, balance mind and body, enhance health and lose weight. The best fit, you can change the size according to the available curl cut if necessary, the thread is made of high quality material, durable and non-toxic. Soft and comfortable, breathable. Support washing. Size: S: 35-40 (about 25cm) M: 40-44 (about 27cm) L: 44-48 (about 29cm) Note:1. Please allow a little error due to manual measurement. Please make sure you don't mind before bidding 2. Color may vary by monitor. Please understand that Note: Hello, please pay attention to your delivery address when purchasing the product. If your pickup information (e.g. name, street, house number, doorbell/email with no name) is incorrect, the order will not be delivered correctly. )