WOMEN'S ENDORPHIN PRO 4 W Sprint for better function and less

for better function and less mess

but with tweaks that make the upper feel more comfortable and secure

‘Never imagine yourself not to be otherwise than what it might appear to others that what you were” … blah blah blah

it’s non-GMO

thanks to the nitrogen-infused midsole

WOMEN'S ENDORPHIN PRO 4 W Sprint for better function and lessThe 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 come race day. SUPPORT: Neutral