Alphafly 3 Shoe Size:11.5 What’s one thing you can

What’s one thing you can always count on when you hit the road

but our GuideRails® technology adds support by keeping excess movement in check

The foam is “unwrapped” in the heel for even better responsiveness

weather resistant and comfortable next-to-skin

It has two flat side pockets and a zipped pocket on the front

Alphafly 3 Shoe Size:11.5 What’s one thing you canFine 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