![ROME, ITALY, JUNE 23. 2020: Nike running shoes ALPHAFLY NEXT%. Controversial green, black athletics marathon shoe. Detail on Air Zoomx foam, Air zoom Stock Photo - Alamy ROME, ITALY, JUNE 23. 2020: Nike running shoes ALPHAFLY NEXT%. Controversial green, black athletics marathon shoe. Detail on Air Zoomx foam, Air zoom Stock Photo - Alamy](https://l450v.alamy.com/450v/2c3yf8b/rome-italy-june-23-2020-nike-running-shoes-alphafly-next-controversial-green-black-athletics-marathon-shoe-detail-on-air-zoomx-foam-air-zoom-2c3yf8b.jpg)
ROME, ITALY, JUNE 23. 2020: Nike running shoes ALPHAFLY NEXT%. Controversial green, black athletics marathon shoe. Detail on Air Zoomx foam, Air zoom Stock Photo - Alamy
![ROME, ITALY, JUNE 23. 2020: Nike running shoes ALPHAFLY NEXT%. Controversial green, black athletics marathon shoe. Detail on Air Zoomx foam, Air zoom Stock Photo - Alamy ROME, ITALY, JUNE 23. 2020: Nike running shoes ALPHAFLY NEXT%. Controversial green, black athletics marathon shoe. Detail on Air Zoomx foam, Air zoom Stock Photo - Alamy](https://c8.alamy.com/comp/2C3YF3F/rome-italy-june-23-2020-nike-running-shoes-alphafly-next-controversial-green-black-athletics-marathon-shoe-detail-on-air-zoomx-foam-air-zoom-2C3YF3F.jpg)
ROME, ITALY, JUNE 23. 2020: Nike running shoes ALPHAFLY NEXT%. Controversial green, black athletics marathon shoe. Detail on Air Zoomx foam, Air zoom Stock Photo - Alamy
![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=465&dpr=1&s=none)