Nike on Twitter: "This summer, it's personal. The Nike Zoom Superfly Flyknit designed for Allyson Felix: https://t.co/zDhFLvTtdJ https://t.co/Wm4pNHGzs8" / Twitter
Spikes: Nike Zoom Superfly R3 by Brent LaRue on Dribbble
Nike Superfly Elite "Platinum/Pink" Men's Racing Spike
Super Spikes From Running Companies Like Nike Dominating Olympic Track
Check Out Nike's Crazy New Machine-Designed Track Shoe | WIRED
Nike's 3D Printed Sprinting Shoe the Zoom Superfly Flyknit Will be Worn at the 2016 Olympic Games in Rio - 3DPrint.com | The Voice of 3D Printing / Additive Manufacturing
Nike used 3D printing and Olympic sprinters to design its new track shoe | Engadget