1025696 Keen Utility Men's Troy 6 Inch WP Boot - Carbon Fiber Toe Built with American ingenuity, this boot integrates KEEN.BELLOWS FLEX technology to make bending, kneeling and any work below the knees up-to 3x easier. Its premium features like carbon-fiber toes, KEEN.DRY waterproof, breathable membrane, and LuftCore shock-absorbing heel make this boot ready to work.