Everything about Nike Air Zoom Alphafly NEXT% "Proto" DN3559-001
nike zoomIn Berlin, runners who switched to Vaporfly or Next% sneakers improved their periods greater than runners who didn't, on common. For 2 athletes and just one set of races, this won't explain to us A lot. But in our details, you can find 1000s of instances when pairs of runners ran in precisely the same two races. When we conduct this calcul