Iron Age Men's Ia0195 Hauler Industrial & Construction Shoe 100% Leather Imported Rubber sole Shaft measures approximately 9" from arch Boot opening measures approximately 15" around ASTM F2413 Safety Standard Compliant Flex-Met Internal Metatarsal Guard Protection Insole: Removable F2A Polyurathane Cushion Insert 100% Non-Metallic Airport Friendly PermaBond Outsole Construction