Nike Zoom Fly 6 Men's Shoes Size:8.5 Four permanent spikes help reduce

Four permanent spikes help reduce the weight of the plate and create a wide

Lining: 90% polyester/10% spandex

The full-length spike plate with six pins delivers optimal bite to get you to the finish line fast

the slim fit design uses our most innovative technologies to help you reach your goals

FDA Registered Medical Device

Nike Zoom Fly 6 Men's Shoes Size:8.5 Four permanent spikes help reduceNeutral & Racing High Cushion 8mm Heel Drop 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 fiber plate helps propel you to the finish line. ZoomX foam, Nikes lightest and most responsive foam, delivers our most energy return with every stride you take. Full length carbon fiber plate increases efficiency and responsiveness. Thin rubber outsole