![Technological doping: The science of why Nike Alphaflys were banned from the Tokyo Olympics | BBC Science Focus Magazine Technological doping: The science of why Nike Alphaflys were banned from the Tokyo Olympics | BBC Science Focus Magazine](https://images.immediate.co.uk/production/volatile/sites/4/2021/08/Alamy_2F3Y8J0-crop-ff47efc.jpg)
Technological doping: The science of why Nike Alphaflys were banned from the Tokyo Olympics | BBC Science Focus Magazine
![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)
Nike's controversial Vaporfly shoe that set records with 'built in secret weapon' might be banned - YouTube
![John O'Regan a Twitteren: "Nike Vaporfly running shoe used by Brigid Kosgei to smash Paula Radcliffe record set to be BANNED https://t.co/gWIDgEpNTw https://t.co/yHLYarqPPf" / Twitter John O'Regan a Twitteren: "Nike Vaporfly running shoe used by Brigid Kosgei to smash Paula Radcliffe record set to be BANNED https://t.co/gWIDgEpNTw https://t.co/yHLYarqPPf" / Twitter](https://pbs.twimg.com/media/EOUD-hDX4AAxLI6.jpg)
John O'Regan a Twitteren: "Nike Vaporfly running shoe used by Brigid Kosgei to smash Paula Radcliffe record set to be BANNED https://t.co/gWIDgEpNTw https://t.co/yHLYarqPPf" / Twitter
![Nike Vaporfly: Record-setting running shoe could avoid IAAF competition ban, report says | Fox Business Nike Vaporfly: Record-setting running shoe could avoid IAAF competition ban, report says | Fox Business](https://static.foxbusiness.com/foxbusiness.com/content/uploads/2019/10/Nike-Vaporfly.jpg)
Nike Vaporfly: Record-setting running shoe could avoid IAAF competition ban, report says | Fox Business
![Technological doping: The science of why Nike Alphaflys were banned from the Tokyo Olympics | BBC Science Focus Magazine Technological doping: The science of why Nike Alphaflys were banned from the Tokyo Olympics | BBC Science Focus Magazine](https://images.immediate.co.uk/production/volatile/sites/4/2021/08/SP20_FOOTWEAR_ALPHAFLY_detail7_original_original-crop-66ba908.jpg)
Technological doping: The science of why Nike Alphaflys were banned from the Tokyo Olympics | BBC Science Focus Magazine
Nike Vaporfly: Record-setting running shoe could avoid IAAF competition ban, report says | Fox Business
![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&quality=85&auto=format&fit=max&s=629f91429ce707c3ca1fa50df899d3f4)