![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?quality=90&resize=700,525)
Technological doping: The science of why Nike Alphaflys were banned from the Tokyo Olympics | BBC Science Focus Magazine
![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/NINTCHDBPICT000554327533-e1579079445120.jpg?strip=all&w=798)
Controversial Nike Vaporfly shoes worn by Kipchoge for fastest-ever marathon to be BANNED due to super springy soles – The Sun | The Sun
![Nike's controversial Vaporfly running shoe avoids Tokyo 2020 Olympics ban | Esquire Middle East – The Region's Best Men's Magazine Nike's controversial Vaporfly running shoe avoids Tokyo 2020 Olympics ban | Esquire Middle East – The Region's Best Men's Magazine](https://www.esquireme.com/cloud/2021/09/08/nike.jpg)
Nike's controversial Vaporfly running shoe avoids Tokyo 2020 Olympics ban | Esquire Middle East – The Region's Best Men's Magazine
![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?resize=960,413)