Built on single-width, anatomical fit last for more versatile, optimal fit. Asymmetrical composite safety toe powered by CarbonShield™ technology. Premium full-grain leather with waterproof membrane. Electric hazard protection. Metal and mutilation free. Luggy rubber outsole with anatomically positioned flex grooves. Mark II oily wet #3 on American Olean tile at .51. TPU wrapped Aerocore™ midsole delivers maximum energy return while resisting rips, abrasions, and scuffs. 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. Nylon top speed hooks. Cement construction for flexibility. 30-Day Comfort Guarantee. Imported