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%.
Can Nike's AIR ZOOM VIPERFLY Break Usain Bolt's 100 and 200 Meter World Records? - YouTube
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%.
Nike shelves Viperfly amid fear it could wipe out Bolt's records
Nike Vaporfly. Featuring the new Vaporfly NEXT%. Nike.com
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