Mens Saucony Endorphin Speed 4

Mens Saucony Endorphin Speed 4 Endorphin Speed 4 is designed as a racing shoe, but it proves to be versatile enough for both long, moderate training sessions and sprints to the finish line. The perfect combination of a wing-shaped nylon plate, SPEEDROLL technology, and PWRRUN PB foam provides the ideal balance of support, cushioning, and responsiveness. No matter how many kilometers you run, Endorphin Speed 4 is always reliable and fast. A bout Saucony Endorphin Speed 4 - SPEEDROLL technology - PWRRUN PB midsole material. - Wing-shaped nylon plate 01 RE-ENGINEERED WINGED NYLON PLATE Added tortional rigidity while maintaining flexibility in toe off. 02 SERIOUS STEP IN COMFORT A small detail with major upgrades – introducing our all-new Super Responsive Sockliner. We dare you not to spring for joy. 03 IMPROVED RACE-READY FIT Zonal engineered mesh is equally breathable, but more durable. Plus, an integrated tongue for a connected, secure fit.