Nike Air Zoom Victory More Uptempo Track & Field Distance Spikes. Nike.com
Nike used 3D printing and Olympic sprinters to design its new track shoe | Engadget
Cathal Dennehy on Twitter: "Get set for the Vaporfly debate to hit sprinting...the Nike prototype spike that could change the game in 2020. https://t.co/0oyIw8Kdib" / Twitter
Nike Maxfly Prototype, found on @protosofthegram on Instagram. Thoughts? : r/trackandfield