The Carhartt® 6 Waterproof Work Boot offers both the comfort and protection you need to keep you safe during long days in wet or electrical hazard work areas. Style number CMZ6040. Oil tanned leather upper. Non-safety toe work boot. Storm Defender® waterproof breathable protection to keep your feet dry.FastDry® technology wicks away sweat for comfort so you can stay focused on your day.Traditional lace-up system for a secure fit. American flag metal lace keeper.Ortholite™ insoles provide comfort and cushion to fight fatigue and odors.Soft toe meets or exceeds ASTM F2892-11 standards.Rated for EH (electrical hazard) protection.Made in the U.S.A. of imported materials.