El Naturalista Women's Yggdrasil Boot 100% Leather Rubber sole Shaft measures approximately 11 1/2" from arch Heel measures approximately 1 3/4" Platform measures approximately 3/4" Boot opening measures approximately 12" around Pull Grain Upper, Leather/Textile Lining, Rubber Sole Frog Shock System Provides All Day Comfort Shaft Height Measures Approximately 11 1/2" From Heel Boot Opening Measures Approximately 12" Around Heel Height Measures Approximately 1 1/2"