The Rugged Flex Internal Met Guard work boot from Carhartt keeps you more protected on the work site and never lets you down. It has oil tanned leather construction for a rich appeal and Storm Defender waterproof breathable membrane to keep your feet warm and safe. Cement construction with Carhartt rubber Rugged Flex outsole enhances traction. This lace-up work boot comes with a Poron® XRD® soft comfort Internal Metatarsal Guard that provides extra impact protection to the top of the foot.