![nike: Science, design & performance: Nike's new Zoom Alphafly NEXT% perfect for sprinters, marathoners - The Economic Times nike: Science, design & performance: Nike's new Zoom Alphafly NEXT% perfect for sprinters, marathoners - The Economic Times](https://img.etimg.com/photo/msid-73982452,quality-100/nikes-controversial-alphafly-prototype-shoes-were-worn-by-kenyas-eliud-kipchoge-when-he-broke-the-two-hour-marathon-barrier-in-vienna-last-october-.jpg)
nike: Science, design & performance: Nike's new Zoom Alphafly NEXT% perfect for sprinters, marathoners - The Economic Times
![track_louvre on Twitter: "After Kenyan runner Daniel Komen started setting world records in it, the shoe's developer Tony Bignell was pretty excited to show #trackspikes to Bill Bowerman. Tony thought he'd be track_louvre on Twitter: "After Kenyan runner Daniel Komen started setting world records in it, the shoe's developer Tony Bignell was pretty excited to show #trackspikes to Bill Bowerman. Tony thought he'd be](https://pbs.twimg.com/media/Eb1LcIbXYAMMeA8.jpg)
track_louvre on Twitter: "After Kenyan runner Daniel Komen started setting world records in it, the shoe's developer Tony Bignell was pretty excited to show #trackspikes to Bill Bowerman. Tony thought he'd be
![Runner's World Gear on Twitter: "Tony Bignell shows @Nike spike @allysonfelix will wear in Rio. #InnovationForEverybody https://t.co/hI3FY9hY3v" / Twitter Runner's World Gear on Twitter: "Tony Bignell shows @Nike spike @allysonfelix will wear in Rio. #InnovationForEverybody https://t.co/hI3FY9hY3v" / Twitter](https://pbs.twimg.com/media/CdsaKaKWEAMjd1B.jpg)
Runner's World Gear on Twitter: "Tony Bignell shows @Nike spike @allysonfelix will wear in Rio. #InnovationForEverybody https://t.co/hI3FY9hY3v" / Twitter
Ο χρήστης track_louvre στο Twitter: "After Kenyan runner Daniel Komen started setting world records in it, the shoe's developer Tony Bignell was pretty excited to show #trackspikes to Bill Bowerman. Tony thought
![Alex Hutchinson Twitter पर: "Nike big shot Tony Bignell takes his Vaporflys off to let people run a few strides in them. #breaking2 https://t.co/CiZjcGjPCp" / Twitter Alex Hutchinson Twitter पर: "Nike big shot Tony Bignell takes his Vaporflys off to let people run a few strides in them. #breaking2 https://t.co/CiZjcGjPCp" / Twitter](https://pbs.twimg.com/media/C_H8HbGW0AAHXSm.jpg)