Keep pushing your runs to the limit. The Nike ZoomX Invincible Run Flyknit 2 keeps you going with the same super-soft feel that lets you feel the potential when your foot hits the pavement. We created the shoe with plenty of snappy responsiveness and our highest level of support to keep you feeling secure and competitive. Color dark green/black New Updated Version - A more lightweight and responsive ride. Flyknit Upper - Provides ventilated, stretchy and supportive comfort. Heel Panel - Ensures structure and support. Cushioned Collar - Reduces the risks of chafing and irritation. Lacing System - Locks down the midfoot. ZoomX Midsole - Manufactured from Pebax, it's Nike's lightest, most responsive foam yet; it helps to decrease energy loss and increase stability. Rocker Shape - Provides more support through the gait cycle.