Georgia waterproof system. Nylon Pull Tab. AMP (Advanced Memory Polyurethane) insole. Cushion EVA midsole. Full grain SPR leather upper. 4 Inches in height. Wide platform TPU Shovel Shank. Weight: 3.6 pounds per pair for a size 10. High performance mesh lining. Twin gore panels for great fit. Oil-, chemical-, abrasion-, heat-, and slip-resistant rubber outsole. San-Crispino construction with cemented heel.