Once you take a few strides in the Air Zoom Alphafly, you’ll never look at your favourite pair of old racing shoes the same way again. These rocket ships are made to help shave precious time off your personal records without surrendering the foundation you need to go the full distance.
The off-season is for getting better. That means lots of running. Fast, stretchy Phantom 3 helps you explode through interval after interval with even more energy-returning cushioning.
