Engineered to keep runners on the track. The supersoft Nike ZoomX Invincible Run 2 Flyknit utilise a huge stack of Nike's softest and most responsive foam to help you push yourself further. One of their most tested shoes, athlete data has been used everywhere, from the application of Flyknit upper, to the rocker shape of the midsole, down to the outsole traction pattern. These all work to maximise support and containment and deliver maximum comfort through the 3 phases of a runners stride.