adidas Performance Men's Xcs Spikeless Cross-Country Running Shoe 100% Synthetic Imported Rubber sole Weight: 6 ounces (size 9); Runner type: track; Midsole drop: 1 mm (heel: 14.5 mm / forefoot: 13.5 mm) Air mesh upper for maximum breathability inspired by therapeutic tape used by athletes Allover rubberized print helps protect against dirt and mud; Asymmetrical lacing system to lock down the fit; Inner bootee construction for comfortable barefoot-like feel LITESTRIKE EVA midsole provides lightweight cushioning ADAPTIVE TRAXION outsole for maximum traction on hard and soft ground; Grippy rubber outsole with six forefoot spikes