Features Left and right asymmetrical, non-metallic carbon-fiber toes offer unobtrusive fit and are 15% lighter than steel KEEN.DRY waterproof, breathable membrane 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 KONNECTFIT heel-capture system for a locked-in feel Secure fit lace capture system Cleansport NXT Technology for natural odor protection* Material Full grain waterproof leather upper Oil- and slip-resistant non-marking rubber outsole KEEN.ReGEN: A lightweight, compression-resisting midsole providing 50% more energy return than standard EVA foam Moisture-wicking textile lining Removable metatomical PU footbed Technologies KEEN.DRY A proprietary waterproof, breathable membrane that lets vapor out without letting water in. KEEN.BELLOWS FLEX Built-in flex that makes every step feel easier, bending where other boots crack and weaken over time. Electrical Hazard Provides a secondary source of protection when outsole accidentally comes in contact with live electrical circuits, helping to reduce the potential of electric shock. Keen | Kansas City | CT H2O Work Boot | Coffee Bean/Black