These insoles will give you a life lift.  Energy (no frequency of its own) provides you raw energy nutrition your body can use however it needs.  6' of tachyon treats your whole body, grounds and energizes you.  Great for every day or for sports.  Wonderful if you have to stand on your feet a lot.  Come by and I can show you in a few minutes how they strengthen and ground you.  Many can feel the energizing aspects.