Iron Age Groundbreaker IA5014 Work Boots Built to handle demanding job sites, this 6-inch work boot combines heavy-duty protection with cushioned support for long days on your feet. The Crazy Horse leather upper is reinforced with Kevlar® stitching, while a steel safety toe and internal met guard provide added protection against workplace hazards. Electrical hazard protection meets ASTM F2413 safety standards, and the removable BootBed™ dual-layer memory foam footbed adds supportive cushioning underfoot. A moisture-wicking nylon mesh lining helps manage comfort, while the Vibram® heat-resistant rubber outsole delivers tough resistance against slip, oil, metal chips, heat, abrasion, and chemicals.