ZoomX foam plus a carbon fibre plate equals a propulsive ride. The Zoom Fly 6 is with you every step of your run. Lighter than the Zoom Fly 5, its responsive ZoomX foam adds energy return to each stride, while a carbon-fibre Flyplate helps propel you to the finishing line. Responsive speed ZoomX foam, Nike's lightest and most responsive foam, delivers our most energy return with every stride you take. Carbon-fibre Flyplate The full-length carbon-fibre Flyplate increases efficiency and responsiveness. Grippy outsole The thin rubber outsole is lightweight and grippy on the road. Product Details * Weight: 214g approx. (women's UK 5.5) * Heel-to-toe drop: 8mm * Synthetic leather on upper * Reflective design details * Not intended for use as Personal Protective Equipment (PPE)