Comfortable 10'' boot with advanced leather and synthetic materials and a construction designed for law enforcement and militaries around the world. Put them on and win today's battle. Details: Full grain leather upper with Coolmax material, ultra-soft, anti-microbial, moisture wicking lining, removable polyurethane insole with a moisture wicking, anti-microbial fabric surface, polyurethane midsole, Vibram outsole that is heat and cold resistant - maintains flexibility in extreme heat and cold conditions, Goodyear welt construction, fiberglass shank, extra depth. Made in America, Medicare A5500 Coded, made to specifications for the United States military. Width chart: B = N, D = M, 2E = W, 3E = 2W, 5E = 3W. Material: Leather, Vibram.