The new Saucony Endorphin Pro 4 S20939-129 white black model is perfect for your races thanks to its excellent performance. SPEEDROLL technology guarantees unparalleled speed and reactivity, while the carbon plate ensures efficient energy return. With a lightweight upper and SRS (Super Responsive Sockliner) insole for unrivaled cushioning, it'll be like riding on a magic carpet. Ideal for more experienced runners looking for an advantage in the race.