Cover the miles in supreme comfort with the Nike Air Zoom Alphafly % Next. Crafted to offer smoother sprints, these shoes improve efficiency for your long runs with its Nike ZoomX foam midsole. The redesigned upper uses mesh fabric strategically placed in areas you need it the most while the flex grooves on the outsole is capable of handling smooth, rocky, wet, and dry terrain. Nike Air Zoom Alphafly % Next features: The laces loop through lightweight side sashes to eliminate the need for an arch band. The wider toe area gives a roomier fit. The full-length carbon fiber plate delivers a responsive feel.