Left and right asymmetrical KEEN.PROTECT soft toes help safeguard against minor impact but are not reinforced with secondary crush resistance. TPU shank for midfoot support. Electrical hazard (EH) or Electric Shock Resistant (ESR) footwear provides a secondary source of protection in case of accidental contact with live electrical circuits. Environmentally preferred premium leather from LWG-Certified Tannery. PFC-Free, durable water repellent. 4" Shaft height. 0.85" Heel height. 0.47" Toe drop.