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 Flashlon foam midsole offers a lightweight, responsive foot strike. Zoom Miler plate design provides added comfort and traction on the track. Improved TPU sharkskin delivers grip on any surface. For 800-5000 meters. Includes 1/4" pyramid spikes and a wrench. These two shoes come in separate colors for each foot: 31036670 = Solar Red right shoe/Volt left shoe. 31036430 = Blue Glow right shoe/Electric Green left shoe. Wt. 3.6 oz.