This style runs true to size. High-performance mesh upper conforms to the foot, delivering breathability and incredible comfort. Midfoot support system locks your foot into position and improves the fit. External molded heel counter, for a dialed-in feel and added support. Tuned midsole foam delivers a lightweight, highly responsive ride. Molded flex grooves increase flexibility to improve the transition. Open-cell foam sockliner improves comfort and shock absorption. Full-length rubber outsole with aggressive traction pattern provides sure-footed grip. Reflective elements enhance visibility in low-light conditions.