![IAAF steps up investigation into fears over springs in Nike running shoes | Athletics | The Guardian IAAF steps up investigation into fears over springs in Nike running shoes | Athletics | The Guardian](https://i.guim.co.uk/img/media/278bf5db6b5a9f9ccb47f686bc3a94c9e7c9495b/326_192_1100_660/master/1100.jpg?width=1200&height=1200&quality=85&auto=format&fit=crop&s=55e85394b57520d2363ab947d6a2b21e)
IAAF steps up investigation into fears over springs in Nike running shoes | Athletics | The Guardian
![An Evaluation of the Decision by World Athletics on Whether or Not to Ban the Nike Vapor Fly Racing Shoe in 2020 :: Hudson-Mohawk Road Runners Club An Evaluation of the Decision by World Athletics on Whether or Not to Ban the Nike Vapor Fly Racing Shoe in 2020 :: Hudson-Mohawk Road Runners Club](https://www.hmrrc.com/application/files/9415/8612/3474/TomDanESLJ1InsideTop.jpg)
An Evaluation of the Decision by World Athletics on Whether or Not to Ban the Nike Vapor Fly Racing Shoe in 2020 :: Hudson-Mohawk Road Runners Club
![Controversial Nike Vaporflys to escape ban but running shoe rules will tighten | Athletics | The Guardian Controversial Nike Vaporflys to escape ban but running shoe rules will tighten | Athletics | The Guardian](https://i.guim.co.uk/img/media/8dd989f70bc471a8dd2970d87c5338501bb88af1/142_217_3250_1951/500.jpg?quality=85&auto=format&fit=max&s=28a889d4d4f52611f78c12318ab40c74)
Controversial Nike Vaporflys to escape ban but running shoe rules will tighten | Athletics | The Guardian
![Controversial Nike Vaporfly shoes worn by Kipchoge for fastest-ever marathon to be BANNED due to super springy soles – The Sun | The Sun Controversial Nike Vaporfly shoes worn by Kipchoge for fastest-ever marathon to be BANNED due to super springy soles – The Sun | The Sun](https://www.thesun.co.uk/wp-content/uploads/2020/01/SPORT-PREVIEW-Nike-Vaporfly.jpg?strip=all&quality=100&w=1500&h=1000&crop=1)
Controversial Nike Vaporfly shoes worn by Kipchoge for fastest-ever marathon to be BANNED due to super springy soles – The Sun | The Sun
![OPINION: Nike ban - why World Athletics had to act against the high-tech shoes | Bournemouth University OPINION: Nike ban - why World Athletics had to act against the high-tech shoes | Bournemouth University](https://www.bournemouth.ac.uk/sites/default/files/assets/images/Vaporfly%20-%20Conversation.jpg)
OPINION: Nike ban - why World Athletics had to act against the high-tech shoes | Bournemouth University
![Nike's high-tech Vaporfly sneakers help athletes run 4 percent faster. Should they be banned for providing an unfair advantage? - Vox Nike's high-tech Vaporfly sneakers help athletes run 4 percent faster. Should they be banned for providing an unfair advantage? - Vox](https://cdn.vox-cdn.com/thumbor/CoWhAh9S-FjXXhJoevQp7pCQcF0=/0x0:4664x3104/1200x800/filters:focal(2260x1658:3006x2404)/cdn.vox-cdn.com/uploads/chorus_image/image/65615828/947441286.jpg.0.jpg)