W Endorphin Speed 4 Size:7.5 Roomy toe box

Roomy toe box

Description courtesy of Altra

we’ve paired our intuitive H-Frame base with a breathable creel jacquard upper

for that “ahhh” moment right at step-in

W Endorphin Speed 4 Size:7.5 Roomy toe boxWe'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 PWRRUN PB foam, this cushioned running shoe provides the perfect balance of support, rebound and