Waterproof leather upper. Work Comfort Technology System provides reliable comfort and support for all-day movement. Genuine Cambrelle II moisture-wicking lining treated with agion antimicrobial protection. Waterproof membrane bootie construction provides excellent breathability. Goodyear welt construction. Removable Airflow open cell PU orthotic insert has a moisture-wicking, antibacterial cover for a more comfortable and odor-free environment. Tempered steel shank provides excellent stability. Injected PU midsole and outsole. Outsole is oil and slip resistant.