Note: This boot is designed to have a very worn look. The Frye® Engineer 12R is rough and rugged on the outside and super comfortable on the inside, making it the ideal classic boot. Leather upper.Unlined interior. Adjustable buckles for a custom fit.Goodyear welt construction for strength and durability.Cushioned leather insole for all-day comfort and support.Stacked leather heel.Durable rubber outsole for long-lasting traction and stability.Made in the U.S.A.