Non-insulated rugged leather upper for comfort and long-lasting wear, Timberland PRO® rubber outsole is abrasion-, slip- and oil-resistant * Antimicrobial lining, Anti-microbial lining reduces odors and keeps feet dry and comfortable * Goodyear welt construction for extra durability, Timberland PRO? rubber outsole is slip-, oil- and abrasion-resistant and has exceptional cushioning * Contoured nylon shock diffusion plate/shank, Electrical hazard protection to keep you safe from open circuits * Open-cell polyurethane footbed with Agion® antimicrobial cover, Nylon shank provides support