DESIGN: Engineered air mesh with 100% rPET yarns Recycled polyester materials in collar, mesh, and laces Extended heel designed for smooth impact Late stage Meta-Rocker adds stability to every step Anatomical Achilles construction Ultra-ventilated upper Heel pull loop for ease of entry IN-SHOE COMFORT: Molded PU sockliner with 50% soybean oil Compression-molded foam midsole for comfortable all-day wear DURABILITY & TRACTION: Vibram® Megagrip rubber outsole with 5mm lugs for reliable traction on the trail Condition: new without tags, no flaws or imperfections.