Nike Zoom Rival M9 Obsidian Wild Berry Mens Track Cleats AH1020-406 The Nike Zoom Rival M 9 ‘Obsidian Wild Berry’ features colorful accents on a versatile track spike made for a wide range of events. The breathable black mesh upper is equipped with an arch band for midfoot support and a 3/4-length inner bootie for a snug, sock-like fit. On the lateral side, a metallic silver Swoosh is accompanied by zoned synthetic overlays in Clear Emerald. The outsole combines a purple spike plate with a textured green rubber pod under the heel.