These boots are made with a waterproof (seam-sealed) suede leather upper with a breathable mesh underlay, Sympatex waterproof and breathable membrane, and rustproof brass hardware. It's women's specific last for a superior fit and board lasted with a steel shank for added rigidity. It has a lightweight compression-molded EVA midsole and a durable carbon rubber outsole. This boot also has a removable sockliner.