There are a few key differences debuted in the Nike InifinityRN 4s. These include a revamped ReactX foam midsole, an increased heel-to-toe drop, a water-resistant liner, and fresh stability ...

With its rocker shape, React cushioning, and wide midsole, the new Nike React Infinity Run is built to keep you keep you pain-free on the run. Injuries are practically inevitable for runners of ...