SOFT TOE: KEEN.PROTECT soft toe caps help safeguard against minor impact, but are not reinforced with a secondary crush resistance material; These work boots meet or exceed ASTM F2892 EH standards WATERPROOF: KEEN.DRY is a waterproof, breathable membrane liner that lets vapor out without letting water in for keeping your feet dry and comfortable; These boots have a liner that integrates with the waterproof membrane SUPPORT: Featuring KEEN.BELLOWS FLEX technology which allows the footwear to bend and flex 3x easier; These boots are made with KONNECTFIT heel-capture system for a locked-in feel, and 100% non-metallic construction for passing through metal detectors TRACTION & PROTECTION: Oil- and slip-resistant, non-marking, rubber outsoles are used for improved traction that meet or exceed ASTM F1677 MARK II, ASTM F2913 SATRA Non-Slip Testing Standards COMFORT: Features KEEN.ReGEN technology, a lightweight, compression-resisting midsole providing 50% more energy return than standard EVA foam making safety footwear more comfortable