Men's Endorphin Speed 5 wguidemetro Featuring high-energy-return FuelCell midsole foam

Featuring high-energy-return FuelCell midsole foam

Sockless-friendly wool-blend upper that resists odor and keeps feet warm

aching feet

the Reflective-Burst™ version adds reflective detailing to both the front panel and strap

Men's Endorphin Speed 5 wguidemetro Featuring high-energy-return FuelCell midsole foamPush your pace in the Saucony Endorphin Speed 5 Mens running shoe, engineered for both speedwork and everyday training. Designed with responsive PWRRUN PB foam and a winged nylon plate, it offers snappy energy return and smooth transitions. SPEEDROLL technology propels you forward with each stride, while a full length longitudinal groove boosts flexibility for a more natural gait. The updated engineered mesh upper is lightweight and breathable,