LaCrosse 16" Meta-Pac Work Boots with Alloy Toe / Metatarsal Guard. 100% WATERPROOF, with built-ins that make your job safer, easier, more comfortable. 100% waterproof, designed to handle the ultra-tough conditions of the mine and other challenging workplaces. With a reinforced rubber heel and ankle zone, and a Vibram outsole that offers superior traction. The lightweight alloy safety toe and puncture-resistant midsole and metatarsal guard meet or exceed ASTM standard certification. From LaCrosse, the Bootmaking experts since 1897.Mine, all mine:Ozone and abrasion-resistant rubber with 100% waterproof protection is constructed of ZXT rubber, a premium compound with a high tensile strength for greater tear-resistance and durability Double-layer toe guard for extra-long wear in conditions requiring frequent crawling Removable polyurethane insole for breathable cushioning comfort Internal reinforced rubber heel and ankle zone for increased ankle support and protection Lightweight Flex-Shield II puncture-resistant midsole Long-wearing Vibram 132 Montagna outsole for heavy-duty traction in outdoor conditions Fiberglass shank for support Alloy safety toe and non-metallic metatarsal guard meet or exceed ASTM F2413-11 M I/75 C/75 EH PR MT standards Each approx. 16" h., 70 ozs. State Size, as available in the Shopping Cart.