Saucony Endorphin Pro 4 - Men's Smartwool Blown rubber outsole

Blown rubber outsole

The Momentum Collection

The NB DRY technology helps wick away sweat and moisture

Back: 88% Recycled Polyester

Saucony Endorphin Pro 4 - Men's Smartwool Blown rubber outsoleMade For Speed Training Race Day The Endorphin Pro 4 running shoe is a miraculous feat of engineering: snappy and responsive yet smooth and efficient. Something we achieved by fusing PWRRUN PB and PWRRUN HG together in the midsole an industry first. A full carbon plate adds longitudinal stiffness and maximum metabolic efficiency. And the silky smooth heel liner and integrated tongue system makes this marathon shoe feel like slipping on an old friend