The new Nike Ultrafly is offers athletes a fast, sleek and grippy trail running experience, developed in close partnership with elite Nike Trail athletes. For the first time in Nike Trail, the Ultrafly features a carbon Flyplate layered between ZoomX foam and a fabric-wrapped midsole. The Nike Ultrafly is the first product from a new Nike and Vibram partnership, bringing Vibram’s leading technology and exclusive sole design to Nike’s trail footwear.