Wolverine Women's Maggie Steel-Toe Work Boot 85% Leather/15% Nylon Imported Rubber sole Shaft measures approximately 4.5" from arch Full grain breathable nubuck leather and mesh Moisture managing mesh lining Non-marking rubber lug outsole Nylon shank for arch support Conforms to ASTM F2413-11 F I/75 C/75 EH safety standards