Heidi Burgett on Twitter: "Nike unveils the Nike Air Zoom Mercurial (w/ Flyprint upper), Nike Air Zoom BB NXT (available July 1), Nike Air Zoom Viperfly, and Nike Air Zoom Alphafly NEXT%.
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Nike Air Zoom Victory Track Spike Sprint Lime Blast Black Women's 6 Men Size 4.5 194276483312 | eBay
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Technological doping: The science of why Nike Alphaflys were banned from the Tokyo Olympics | BBC Science Focus Magazine
![Do these actually exist? Nike never updated a release date so I'm just wondering if anyone else knew anything : r/trackandfield Do these actually exist? Nike never updated a release date so I'm just wondering if anyone else knew anything : r/trackandfield](https://preview.redd.it/nz3qijxo63y51.jpg?auto=webp&s=f86ca6a63b6545461ed084be9b99fc1bafeee2f3)