Chase your fastest miles in a lightweight, race-ready design that combines responsive Air Zoom cushioning, springy ZoomX foam and a wide carbon fiber Flyplate for smooth, propulsive strides. Breathable Atomknit, supportive midfoot cables and added forefoot cushioning help keep you cool, contained and comfortable all the way to the finish. Design: Updated Atomknit upper features zones of open-hole mesh for enhanced breathability Midfoot cables help improve containment Wide carbon fiber Flyplate delivers a propulsive sensation while providing the stability needed to power through all 26.2 miles In-Shoe Comfort: Updated Air Zoom unit delivers a softer, quieter feel underfoot with more energy return and less weight Added cushioning under the curved forefoot enhances comfort ZoomX foam and lightweight ZoomX LT foam work together for a lighter, springier ride with smoother transitions and responsive cushioning Durability & Traction: Wide carbon fiber Flyplate helps maintain stable, propulsive performance over long distances Additional Details: Weight: Approx. 188g/6.6 oz. Heel-to-toe drop: 8mm (Men's US 8.5/Women's US 10)