Barnyard-resistant FARMGUARD leather keeps your feet dry, Breathable construction reduces weight and keeps your feet cool and comfortable, Proprietary BRUNT rubber outsole is oil- and slip-resistant, and high-heat-resistant up to 572F/300C, Electrical hazard (EH) protection helps prevent shock from accidental contact with live electrical circuits, BRUNT Polyurethane (PU) midsole is longer lasting and provides superior cushioning and support compared to an EVA midsole, BRUNT CUSH'N insoles feature a nonstick top layer, a memory foam midlayer, a cushy bottom layer, and an anti-odor treatment, The BRUNT SWITCH-FIT adjustable width system lets you easily switch your boots from a regular fit (D) to a relaxed fit (EE), Reinforced double- and triple-stitching at stress points, Meets ASTM F2892-24 standards, ASTM F2913-19 SATRA non-slip testing standards, ASTM F1677-96 Mark II non-slip testing standards, and outsole and midsole meet ASTM D471-06 903 oil and isooctane chemical-resistant standards, Imported,