• COMPOSITE TOE: Left and right asymmetrical, non-metallic carbon-fiber toes, a composite material, offer an unobtrusive fit and are 15% lighter than steel; The Chicago 6" Waterproof work boot meets or exceeds ASTM F2412 and F2413 I/75 and C/75 Standards
• TRACTION: Oil- and slip-resistant, non-marking, rubber outsoles are used for improved traction that meet or exceed ASTM F1677 MARK II and ASTM F2913 SATRA Non-Slip Testing Standards; Lug sole patterns provide grip even on slick surfaces
• WATERPROOF: KEEN.DRY is a waterproof, breathable membrane liner that lets vapor out without letting water in for keeping your feet dry and comfortable; The Chicago 6 work boot has a mesh liner that integrates with the waterproof membrane
• UNDERFOOT PROTECTION: Electrical Hazard (EH) rated to provide a secondary source of protection from live electrical circuits; Heat resistant, rubber outsole rated up to 572 F / 300 C; The 90 heel (5/8") provides stability and helps "catch or lock" the foot in place
• ADDITIONAL FEATURES: Non-mutilating uppers reduce the chance of marking or scratching surfaces and the 100% non-metallic construction allows for easily passing through metal detectors; KEEN.ReGEN, a compression-resisting midsole, provides 50% more energy return than standard EVA foam