Flyprint, Nike's Next Gen Running Shoe, Is Just Plastic

This is Nike Flyprint, the first 3D printed performance fabric in the world, which will debut on the feet of the elite Kenyan long-distance runner Eliud Kipchoge at the London Marathon this week. It's lighter, more breathable, and more water-resistant than Nike's Flyknit. Instead of using a high-tech loom to ...