Features of the KEEN Men's San Jose 6 Inch Waterproof Boot - Soft Toe Left and right asymmetrical Keen. Protect soft toes help safeguard against minor impact, but not reinforced with a secondary crush resistance Oil and slip-resistant non-marking rubber Outsole Electrical hazard (EH) or Electric Shock Resistant (ESR) footwear provides a secondary source of protection incase accidentally coming into contact with live electrical circuits 100% non-metallic construction for easily passing through metal detectors in Highly-secured Areas Reflective webbing for additional safety and visibility Water resistant leather provides a barrier against liquid absorption and helps preserve the quality of the leather over time Keen.Regen: A lightweight, compression-resisting Midsole providing 50% more energy return than standard EVA foam Shellback heel support Removable metatomical PU Footbed Cleansport NXT Technology for natural odor protection Environmentally preferred premium leather from LWG-Certified Tannery PFC-Free, durable water repellent External Stability Shank (ESS) for midfoot support Gently brush leather with a soft bristle brush or hand towel to remove loose dirt and debris