MEN'S ENDORPHIN PRO 4 Size:12.5 Lenses that are dark up

Lenses that are dark up top and light on bottom protect your eyes without losing the ability to view hazards in the shadows

Shorter strap for runners with smaller arms

lightweight

automatically sync your completed workout back into TrainingPeaks for detailed analysis of your performance and to measure your progress toward your goals

MEN'S ENDORPHIN PRO 4 Size:12.5 Lenses that are dark upThe 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