Blondo Women's Mila Snow Boot 100% Coated Recycled Leather Imported Synthetic sole Shaft measures approximately 8" from arch Heel measures approximately 1.25" Platform measures approximately 0.5 inches Boot opening measures approximately 11.5" around Waterproof leather 1.5" heel height Inside zip Polar fleece lining with thinsulate insulation Comfort zone -25 DegreeF, -31 DegreeC