The Zoom Victory is the lightest middle-distance spike ever made by Nike. High strength Flywire technology works to minimize overlays and maximize the strength and durability of the spike. Compression-molded Flashion foam midsole offers a lightweight, responsive foot strike. Zoom Miler plate design provides added comfort and traction on the track. Improved TPU Sharkshin delivers grip on any surface. For 800-5000 meters. Wt. 3.6 oz.