Nike Alpha fly Next%2 NWOT never run in these shoes bottom before a race this spring found out. They were too small when I went to put them on. Looking for a good home for these things during marathon season. In my opinion, one of the better alphaflys from Nike Comment and questions, Thanks! Nike Air Zoom Alphafly NEXT% 2. 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. A thick, lightweight support system marries the 2 worlds of comfort and speed in holy running matrimony. Enjoy the greatest energy return of all our racing shoes while you chase your personal bests.