Athletic strobel-stitch construction Medial and lateral dual ventilation zones Steel toe meets ASTM F2412-18 standard for impact & compression and EH rated AR 670-1 & AFI 36-2903 Compliant 100% cattlehide leather & nylon fabric Engineered for maximum protection and comfort in demanding conditions, the Belleville MXG is one of the lightest Berry Compliant steel toe boots on the market. Built for hot weather performance, the MXG combines rugged durability, tactical functionality and mission-ready safety without the weight.