11.2 oz. Designed to Perform in Adverse Conditions, the Razor Sipped Outsole and 3mm Lugs Provide Excellent Traction. It Features Metatomincal Low Durometer EVA Footbed and Compression-Molded EVA Midsole for Shock Absorption. The Upper Is 5. Washable Polyester Webbing, with a Non-marking Carbon Rubber Outsole for Easy-Care Durable Comfort.