Mountain-tough work boots. The most durable platform on the market combines with Ariat's secure, comfortable ATS stability system. This oil- and slip-resisting sole provides extreme heat (tested to 750?F/400?C) and abrasion resistance. Premium full-grain leather upper, Goodyear Welt construction, ergonomic support and cushioning, this heavy-duty boot delivers. Steel safety toe is ASTM F2413-05 M I/75 C/75 EH rated.