Keep yourself on the track, the Nike React Infinity Run Flyknit 2 is engineered to keep you on the track. Delivering stability and comfort to help prevent injuries, it also delivers a fun energising underfoot feeling so you stay enthused about running. The thick stack of Nike React foam returns, sitting close underfoot for a more responsive running feeling. It's wide rocker shape helps guide feet through their landing to take off for a smoother experience. The upper fits better than ever with advanced Flyknit delivering breathability and durability. Flywire cables link with the lacing system to keep your midfoot locked down over the insole. Designed to last, the React Infinity Run Flyknit 2 utilises more rubber underfoot for longer-lasting traction ensuring as long as you're ready to run, they are.