Built for peak performance, the Saucony Men's Endorphin Pro 4 combines cutting-edge technology with comfort that feels natural. The dual-foam midsole—pairing PWRRUN PB and PWRRUN HG—delivers responsive energy with every step, while a full carbon plate maximizes stiffness and propulsion. The refined heel liner and integrated tongue create a locked-in fit that adapts to your foot. Whether you're chasing a personal record or pushing your limits, this is the shoe that gives you the advantage.