Keen Utility - Men's Mt Vernon 6" (Soft Toe) Work Boots Nubuck Rubber sole COMFORTABLE: A soft toe built to work in tough conditions and designed for a roomier toe box and maximum comfort; meets ASTM F2892-17 EH standards SAFETY FIRST: Features KEEN Patented Toe Protection, where the boot outsoles wrap up and over the toes for ultimate protection WORK ALL DAY: With features like KEEN's waterproof membrane, metatomical arch support, heel cushion, and support shank, you can easily push through the longest shift STABLE FOOTING: The oil- and slip-resistant non-marking outsoles keep your boots on the ground and the dual-purpose metal lace hooks keep your boots on your feet; meets ASTM F1677-96 MARK II non-slip testing standards AMERICAN BUILT: The Mt Vernon is assembled in Portland, Oregon, with a minimal-waste design using the finest materials from around the world