For those that demand a hard-working crepe sole, the Heritage Crepe boots by Ariat are the boots for you. The ATS® technology is Ariat's mid-level technology that supports and cushions the foot as you move, promoting good posture and reducing fatigue. Pro Crepe™ outsole contains a rubber blend that provides the best wear resistance found in a Western crepe sole. This ousole delivers the comfort of crepe with the outstanding durability of rubber in key wear areas, and is 30% slimmer than traditional crepe outsoles. If you are looking for a pair of boots that will outlast the long work day, these boots offer lightweight cushioning that lasts.