KEEN Utility Men's, Vista Energy Carbon Fiber Work Shoe. Black & Gray color.Only worn one time! Still look like new!COMPOSITE TOE: Left and right asymmetrical, non-metallic carbon-fiber toes, a composite material, offer an unobtrusive fit and are 15% lighter than steel. TRACTION: Oil- and slip-resistant, non-marking, rubber outsoles are used for improved traction that meet or exceed standards. WATER RESISTANT: Moisture-wicking textile lining transports moisture away from feet; Water-resistant leather provides a barrier against liquid absorption and helps preserve the quality of the leather over time.SUPPORT: These shoes are made with KONNECTFIT heel-capture system for a locked-in feel, and 100% non-metallic construction for passing through metal detectors; A nylon shank used for midfoot support, and torsion stability.COMFORT: Made with KEEN.ReGEN a lightweight, compression-resisting midsole.