Iron Age Men's Hauler IA0180 Work Boot 100% Leather Imported Synthetic sole Shaft measures approximately 8.25" from arch Heel measures approximately 1.25" Platform measures approximately 0.75" ASTM F2413 Safety Standard Compliant Electrical Hazard Protection Hydrotex Waterproof Inner Lining Insole: Removable EVA Cushion Insert with Sponge Rubber Heel Wedge PermaBond Outsole Construction