![BBC Sport no Twitter: "🤔 What's the deal with these Nike Vaporfly shoes? 🤔 @samtomharris explains what they are, how they work, and why they have been so controversial... ⬇ https://t.co/exHI8UC9ic" / BBC Sport no Twitter: "🤔 What's the deal with these Nike Vaporfly shoes? 🤔 @samtomharris explains what they are, how they work, and why they have been so controversial... ⬇ https://t.co/exHI8UC9ic" /](https://pbs.twimg.com/amplify_video_thumb/1223663192766844930/img/ygtUpWPIMRhUkrm2.jpg:large)
BBC Sport no Twitter: "🤔 What's the deal with these Nike Vaporfly shoes? 🤔 @samtomharris explains what they are, how they work, and why they have been so controversial... ⬇ https://t.co/exHI8UC9ic" /
Nike's high-tech, record-breaking Vaporfly marathon shoes should be banned, Rob de Castella says - ABC News
![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/f5670c6db81bb06a5192775ad68df5503dafde3e/1191_273_2309_1386/master/2309.jpg?width=1200&height=1200&quality=85&auto=format&fit=crop&s=f0a9eb842cad09baac87d9c701bd3b0f)
Controversial Nike Vaporflys to escape ban but running shoe rules will tighten | Athletics | The Guardian
![Nike's controversial Vaporfly shoe that set records with 'built in secret weapon' might be banned - YouTube Nike's controversial Vaporfly shoe that set records with 'built in secret weapon' might be banned - YouTube](https://i.ytimg.com/vi/VA0Flp8cDhw/maxresdefault.jpg)