Waterproof full-grain leather upper with sealed seams. Quadruple row combat-style stitching upper and comfortable gusseted tongue. Abrasion-resistant TECTUFF leather back strap. CLEANFEET odor protection built into moisture-wicking lining. 200 g Thinsulate insulation. All-season outsole made of sturdy, non-slip TPU. Direct injection molded lightweight PU cushioning midsole and PU toe cap. Anatomical FOOTBED PU insole. CSA approved, electrical shock resistant (ESR) KRYPTOE nanocomposite toe cap and composite plate.