Georgia Boot Comfort Core Logger Waterproof 9'' Work Boots features goodyear welt construction, removable brush guard kiltie, Georgia waterproof system, full-grain leather upper, durable double-ribbed tempered steel shank, oil and slip-resistant Vibram rubber outsole, heel-stabilizing Counter Lock, CC7 Comfort Core removable insole, milled nickel hardware, high performance mesh lining and premium nylon laces- guaranteed for life. Material: Leather.