Baffin Women's Katherine Insulated Slouch Winter Boot 100% Leather Imported Rubber sole Shaft measures approximately 15" from arch Heel measures approximately 1.5" Platform measures approximately 1.00" Boot opening measures approximately 17" around Treated suede for water repellency and stain protection Insulated with baffin's b-tek synthetic insulation for superior warmth yet still lightweight, rated to negative 4 degrees fahrenheit Ankle zip for convenient on/off Functional and fashionable Anatomical footbed for all day comfort and support