New features include a notched tongue for easier on and off, new placement of the bottom eyelet to provide more flex in the foot, a collar directed away from the achilles for increased comfort, a beveled heel, and full-length articulated Nike Zoom inspiRot by the Zoom VaporFly 4% that improves transition and flexibility. Damen's pairs of the Air Zoom Pegasus 35 will also include a softer Cushlon foam specifically for the female foot.