The Reno Mid KBF Waterproof Carbon Fiber Toe Work Boot in Magnet/Black for Men from Keen Utility.Designed for the working athlete, this agile and multipurpose boot boasts a KEEN.ReGEN midsole, KEEN.BELLOWS FLEX technology for triple the flexibility in key areas, KonnectFit heel grip, and asymmetric carbon-fiber toes. With an ankle-high engineered mesh upper and KEEN.DRY waterproof, breathable membrane, this boot delivers reliable performance both indoors and outdoors.Left and right asymmetrical, non-metallic carbon-fiber toes offer unobtrusive