For the distance runners, Nike free runner can be the best choice. This kind of shoe is functional for football, basketball players, track and area sports athletes. This version is differentiated since it introduces a distinctive design incorporating new technology. It models the mechanic of barefoot running while still putting on the shoes. The aim of barefoot running technique is to attain. In addition, Nike free has modified this version. It is trying to develop the intrinsic muscles inside the feet with leg. Moreover, Nike free protects the extended-term damages.