Georgia waterproof system. Full-grain leather upper. Double-ribbed, tempered steel shank. 6 Inches in height. ASTM F2892 electrical hazard standard. High performance mesh lining. Weight: 3.8 pounds per pair for a size 10. AMP LT insole with memory foam. Oil-, chemical-, abrasion-, heat-, and slip-resistant rubber outsole. Internal EVA midsole encapsulated in external TPU heel stabilizer. External TPU toe cap for added protection and durability.