Vaporfly shoes will help me reach my marathon dream. Should I use them? | Marathon running | The Guardian
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ROME, ITALY, JUNE 23. 2020: Nike running shoes ALPHAFLY NEXT%. Controversial green, black athletics marathon shoe. Detail on Air Zoomx foam, Air zoom puck, Nike Atomknit upper. For Tokyo Olympics 2020 Stock
Nike's Vaporfly shoes prompted new regulations - The Washington Post
Nike Vaporfly ban: why World Athletics had to act against the high-tech shoes