This non-safety toed, heavy-duty wedge introduces lightweight comfort into a classic style. The air-infused midsole offers all-day comfort while the EH-rated rubber outsole provides excellent slip-resistance. Left and right asymmetrical KEEN.PROTECT soft toes help safeguard against minor impact, but not reinforced with a secondary crush resistance KEEN.DRY waterproof, breathable membrane Oil- and slip-resistant non-marking rubber outsole Full-grain barnyard resistant waterproof leather helps resist the damaging effects of oleic acid, urea, sodium chloride, and ammonium hydroxide KEEN Luftcell: Air-infused, PU midsole for weightless comfort Continuous Goodyear welt construction for enhanced durability under extreme working conditions Shellback heel support Locking metal lace hooks Removable, dual-density PolyAer PU footbed with aerated pillow-top cushioning. Electrical hazard (EH) rated - providing a secondary source of protection in case of accidental contact with live electrical circuits Weight: 32.2 oz / 914.0 g Calf Circumference: 1.5 in 3.8 cm Collar Height: 6.0 in 15.2 cm Meets ASTM F1677-96 MARK II Non-Slip Testing Standards Meets ASTM F2892-17 EH Standards Meets ASTM F2913-17 SATRA Non-Slip Testing Standards Toe Type: Soft Toe Duty Type: Heavy Duty