The lightest Alphafly ever, and a world record smashing shoe before it is even launched, with the fastest ever mens marathon, and the second fastest womens marathon time already to its name, the Nike Air Zoom Alphafly Next Percent 3 Premium in White - Habanero RedBlackUniversity Red is more than capable of living up to the hype. The distinctive shape may have disappeared, but the performance and marathon winning pedigree is still there, with the Nike Air Zoom Alphafly Next Percent 3 taking the formula for success to new heights. - The fulllength carbon plate is wider for a more stable platform to explode from, and that Zoom - X foam midsole is now fully connected, giving even smoother transitions, and taking away any reason heel strikers may have had to skip the shoe in the past It also has a new upper, Atomknit is designed to give improved containment in every direction, while simultaneously improving breathability. The integrated tongue uses lofted padding to alleviate lace pressure. - If you havent tried the Alphafly before, now is a great time to try it, smoother, lighter, and blisteringly fast, and if you are already a convert It just got even better, with all the propulsion you know and love driving you to new heights. Weight 228g Men39s sample size Stack height WA Approved Offset 8mm Zoom - X max stack cushioning Double Air Zoom units Full length carbon fibre plate