Description Talk about a tough looking, tough performing boot. The Ariat® Sierra is built for men who aren't afraid to work hard and play harder. Durability is the bragging right of this boot.With a full-grain leather upper, the Ariat Sierra will stand up to the toughest conditions. Goodyear® welt construction and a Duratread™ rubber outsole give this boot lasting durability.Meeting ASTM F2413 I/75 C/75 protective toe classification and electrical hazard standards, and featuring an oil, slip and heat resistant outsole, this boot is safe for many working conditions. For those in the high heat and high abrasion work force, these shoes are a perfect match.With a wide square steel toe and a 90 degree defined heel, you will stay protected and comfortable all day. These boots are the whole package with style, safety and comfort in mind. Ariat Sierra Wide Square Steel Toe Western Work Boot