The magnetic massage insole is made up of permanent magnets(800 guass) and high quality plastic. This product is uniquely designed, scientific construction, which has a very good function of thenar Massage. It can make the blood vessel of thenar outspread,absorbing the heat, and transmit the heat to apparatuses all over the bady, urgethe deleterious material of blood vessel, such as Calcium,Lactic Acid,Uric Acidexerete outside quickly, and then make your blood circulate fluently，also can separate sweat and deodorizing