The Nike Shox NZ is a product of Nike almost 20 years devotion of developing the Shox technology. The Shox NZ running shoes are the ultimate evolution in a running platform. The Shox NZ shoe is backed by 19 years of research and development and is the most athlete tested technology and has the most superior cushioning among all Nike Running Shoes. The superior cushioning system helps to return energy to the runner, and runners will feel less fatigued after a run. Features of the Nike Shox NZ premium include a phylon forefoot midsole that provides a lightweight feel; 4-column Nike Shox cushioning in the heel that delivers a responsive ride; a leather upper and mesh tongue that provides breathability and durability; a gilly lacing system that locks the foot in place for superior fit; pods on the outsoles for supreme traction and synthetic overlays that provides support.