Men's Nike Alphafly 3 Size:7.0 Stores heart rate data during

Stores heart rate data during swimming or other activities out of range of your Garmin watch then automatically sends data to the watch when the activity is finished

easy-to-fit

Made in a natural-fiber blend and powered by 37

classic sweatshirt fit and secure pockets

Wide toe area for roomy fit

Men's Nike Alphafly 3 Size:7.0 Stores heart rate data duringNike Alphafly 3 Men's Road Racing Shoes Pinnacle tech creates a propulsive ride fine tuned for marathon speed. Fine tuned for marathon speed, the Alphafly 3 helps you push beyond what you thought possible with three innovative technologies. A double dose of Air Zoom units works with a full length carbon fiber plate to help launch you into your next step. The ZoomX foam midsole helps keep you fresh from mile 1 to 26. 2. Time to leave your old personal