Updated spikes plus ZoomX foam equals straightaway speed. One of the fastest long-distance track spikes to ever cross the finish line turns up the tempo even more. Updated spikes, full-length ZoomX foam and a lighter, more responsive plate are ready for speed and stamina. Sharp Stability - A slightly wider midfoot and forefoot improve the feeling of stability on straightaways and especially around the turns. Light and Fast - The new full-length plate material is lighter and more responsive than the previous version while adding durability. The curved design gives you a propulsive feel. Breathable Comfort - Engineered mesh on the upper enhances breathability and comfort. Its conforming fit gives you a disappearing sensation that is built to go the distance. Energy Return for Each Stride - Full-length ZoomX foam delivers Nike's highest energy return. Product Details - Weight - Approx. 130g/4.6oz (Men's US 8.5, Women's US 10).