Blending ultra-lightweight materials, a comfortable midsole and a carbon-fiber toe, this boot from Keen Utility is a perfect blend of lightweight materials, flexibility, durability and safety. Model: 1024592 Color: Black/Raven Left and right asymmetrical, non-metallic carbon-fiber toes offer unobtrusive fit and are 15% lighter than steel Oil-and slip-resistant non-marking rubber outsole Electrical Hazard (EH) rater footwear provides protection from certain live electrical circuits 100% non-metallic construction for easily passing through metal detectors Nylon shank for midfoot support Keen.ReGEN: A lightweight, compression-resisting midsole providing 50% more energy return than standard EVA form KONNECTFIT heel-capture system for a locked-in feel Mesh liner provides breathability to help keep feet cool in warm environments Cleansport NXT Technology for natural odor protection Meets or exceeds ASTM F2413-18 (M, I/75, C/75, EH) Standards