Tapout magna band embedded with two neodymium magnets the tapout magna band harnesses the bodys natural energy and helps increase stamina neodymium magnets are one of the most powerful magnets in the world with a life span of 10 years the magnetic system helps athletes maintain their equilibrium as well as their flexibility and strength band neodymium magnets harnesses the body natural energy life span of 10 years tapout branding lightweight and comfortable gold xl