Waterproof, full-grain leather boot features anti-fatigue technology that absorbs shock and returns energy at key zones of the foot. 3M Thinsulate Zone insulation offers warmth without bulk; breathable mesh lining with Agion anti-microbial treatment. Abrasion-resistant rubber 'double toe' for increased wear protection; flexible Steel-Flex puncture-resistant plate. Constructed on TiTAN last with shaped steel toe for superior protection and a roomy fit. Slip-, heat-, oil- and abrasion-resistant rubber sole with Ladder Lock for confidence on extension ladders. Meets CSA Grade 1 ESR requirement. Non-conductive sole/heel protect against electrical hazards. Meets or exceeds current ANSI/ASTM F2413-11 175 C/75 standards. Imported.