Textile upper with KEEN.DRY waterproof, breathable membrane that seals out moisture from the inside and removable metatomical insole for comfort and support, Heat-resistant rubber outsole rated up to 572F/300C, 100% non-metallic construction for easily passing through metal detectors in highly-secured areas, Cement construction for flexible, lightweight performance and External Stability Shank (ESS) for midfoot support, Eco Anti-Odor for natural, pesticide-free odor control, PFAS-free, durable water repellent repels water just as well as forever chemicals without harming the planet, KEEN.ReGEN+ midsole is lighter and more compression-resistant, providing over 60% energy return for a more responsive feel, Oil- and slip-resistant non-marking rubber outsole, Electrical hazard (EH) or Electric Shock Resistant (ESR) footwear helps provide a secondary source of protection in case of accidental outsole contact with live electrical circuits, Imported,