Built on a women's specific last for optimal fit and comfort. Asymmetrical composite safety toe. Premium full-grain leather. Electric hazard protection. Metal and mutilation free. Fiberglass shank for structural support. Anti-Fatigue Technology polyurethane footbed for shock absorption and energy return. Microban technology provides an extra layer of protection on footwear fabrics to help against unpleasant odors, stains, and deterioration. Cement construction for flexibility. 30-Day Comfort Guarantee. Imported