LaCrosse Men&#39;s 10" Longwall Leather Mining Boot,Black,14 W US,LaCrosse,10" Longwall Leather Mining Boot" /> 100% Leather Rubber sole Breathable Gore-Tex liner for 100% waterproof protection 200G Thinsulate Insulation Non-Metallic Toe, Flex Shield II Midsole and floating MetFlex Metatarsal guard meets or exceeds ASTm F 2413 M I/75 C/75 Mt/75 EH PR Fiberglass shank Protective Rubber Rand provides abraison resistance