Caterpillar Women's Bruiser Engineer Boot 100% Suede/Microfiber/Nylon/Suede/Nylon Imported Synthetic fur Rubber sole Shaft measures approximately 8.5" from arch Heel measures approximately 1.25" Boot opening measures approximately 12" around Suede, microfiber and nylon or suede and nylon upper Goodyear welt construction 1 Inch heel height Removable ethylene vinyl acetate sock liner T360 lug outsole