Endorphin Speed 4 Width:Regular Secure Traction:

Secure Traction:

versatile and comfortable

Combining our GuideRails® support system with a broad base and an updated

And the carbon fiber Flyplate and ultra-responsive ZoomX foam midsole combine to give you race-day speed

Breathable mesh upper dries quickly while overlays in high-wear areas enhance durability to withstand the demands of trail running

Endorphin Speed 4 Width:Regular Secure Traction:We're all seeking relationships that go the distance. The Endorphin Speed 4 running shoe is here to fill the role. Designed as a race day shoe, it's quickly proven itself much more, equally capable during long, moderate training sessions and sprints to the finish. Thanks to the "just right" combination of winged nylon plate, SPEEDROLL technology and PWWRUN PB foam, this cushioned running shoe provides the perfect balance of support, rebound and