Men's Alphafly 3 Size:9 steady transitions from heel to

steady transitions from heel to toe

locked-in feel and works with molded mesh side panels that hold you in place from all sides

the silhouette boasts a modern style that inspires

feel-good collar

Daily suggested workouts adapt after every run to match performance and recovery

Men's Alphafly 3 Size:9 steady transitions from heel toFine 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