Dover, the newest Men's boot in Keen®'s American Built product line. With a waterproof upper, a secure, locked-in feel, and the comfort and lightness of their air-infused Luftcell PU midsole, plus lightweight carbon-fiber toes. American Built using responsibly sourced materials from around the world Left and right asymmetrical, non-metallic carbon-fiber toes uniquely anatomically correct toe design provides a roomier toe box and maximum comfort; meets ASTM F2412-11 and F2413-11 I/75 and C/75 Standards KEEN.Dry waterproof, breathable membrane Waterproof Leather upper Moisture-wicking textile lining Konnectfit heel-capture system for a locked-in feel TPU Shank for midfoot support Removable metatomical PU footbed 90° Heel (5/8" Height) KEEN Luftcell: Air-infused, PU midsole for weightless comfort Oil- and slip-resistant non-marking Rubber outsole Product Features: Waterproof:Yes Outsole:Oil- and Slip-resistant, non-marking Rubber traction Upper:Waterproof Full Grain Leather Electrical Hazard:Meets ASTM F2412-11 and F2413-11 I/75 and C/75 Standards Height:6" Lining:Moisture-wicking Textile Toe Protection:Carbon-Fiber Midsole:KEEN Luftcell: air-infused, Polyurethane Insert:Keen.DRY waterproof, breathable membrane Footbed:Polyurethane, removable Weight:28.4 oz. (805.1 g) Keen Men's 6" Dover Carbon-Fiber Toe Waterproof Work Boot