The Mt. Vernon is your best bet for medium- to heavy-duty jobs. Waterproof with a non-slip sole, the boot conquers slippery surfaces and inclement weather. Breathable and cushioned for premium foot comfort, the shock-absorbing midsole provides support that doesn't quit. Its EH rating means added underfoot protection from accidental exposure to live electrical currents, and the cement construction provides instant broken-in comfort. And Made in the USA, this boot was crafted here for builders and doers like you. Made in the USA Waterproof leather upper KEEN.Dry waterproof breathable membrane TPU shank for midfoot support Cleansport NXT™ for natural odor control Locking metal hooks and lacing eyelets Meets ASTM F1677-96 MARK II non-slip testing standards Meets ASTM F2412-11 and F2413-11 M I/75 C/75 EH standards Oil- and slip-resistant non-marking rubber outsole Direct-attach PU midsole for long-lasting comfort Lining with hydrophobic/hydrophilic 2-zone comfort technology Removable, metatomical dual-density EVA footbed KEEN Men's Mt. Vernon 6" Steel Toe Work Boot