Men's Saucony Endorphin Speed 4 Size:10.5 PWRTRAC – tacky rubber for

PWRTRAC – tacky rubber for traction on wet and smooth surfaces

that much is obvious

SPEED: The AltraFWD Experience is too soft to really go fast

Dual gusset – provides a structured midfoot wrap while preventing tongue slippage

Men's Saucony Endorphin Speed 4 Size:10.5 PWRTRAC – tacky rubber forWe'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