The NTX Ion Necklace by Akadema is built to neutralize positive ion build-up in the body. This is a very stylish necklace as seen being worn by many professional ball players. The Ion necklace contains a Blend of Germanium and Titanim in the Rubber Core for Added Strength. So not only is it stylish, it is durable as well. The ION necklace blends modern science and eastern wisdom which may help to relieve pain, sooth tension, enhance circulation and reduce stress both on the field and off.