The Keen Utility Cincinnati work boots have left and right asymmetrical toe boxes to give feet more room on long days on the job. They have Carbon-Fiber Composite Safety Toes that offer a 15% weight savings over steel toe boots so they won't slow you down or give you foot fatigue. These Keen work boots are engineered with their proprietary KEEN Luftcell air-infused cushioning and will feel really good right out of the box. The Cincinnati boots have a Non-marking Wedge Outsole that is Oil and Slip Resistant, and also Chemical Resistant.