EMU Australia Unisex Sandra Boot 100% Suede Rubber sole Shaft measures approximately 14" from arch Heel measures approximately 1 3/4" Platform measures approximately 1/2" Boot opening measures approximately 13 1/2" around Sizes run large, order one size smaller; half sizes round one and a half sizes down Lining made with 100% Australian Merino wool Natural fiber is breathable and odor free Rubber fashion heel outsole