For the serious walker, the men's 669 delivers supreme comfort and breathability to help your feet feel fresher longer, so you can embark on extended treks with absolute assurance. The part mesh, part leather upper also aids in keeping airflow access open for your longer journeys. Plus, extra midsole support helps you stay comfortable, no matter the walking surface. Suedemesh upper. Lightweight cushioned midsole. Lugged rubber outsole. TPU overlay. Men's Trail Walking. Type: Cushioning. Weight: 380 grams (13.4 oz.). Imported.