Alphafly 3 show_alt easy fit that won't slow

easy fit that won't slow you down

The Men's ThermoBall™ Jacket 2

and finished with a durable water repellent so you stay covered on sunny days (and unexpected weather)

greatly reducing the effects of wind chill

A plush layer of PWRRUN PB superfoam on top of a responsive layer of PWRRUN foam delivers the perfect balance of softness and support

Alphafly 3 show_alt easy fit that won't slowFine tuned for marathon speed, the Alphafly 3 helps push you beyond what you thought possible. Three innovative technologies power your run: A double dose of Air Zoom units helps launch you into your next step; a full length carbon fiber plate helps propel you forward with ease; and a heel to toe ZoomX foam midsole helps keep you fresh from start to 26. 2. Time to leave your old personal records in the dust. Energy Return for Your Marathon Two