Rockport Women's Raven Waterproof Riley Boot 100% Leather Imported Synthetic sole Shaft measures approximately 7" from arch Heel measures approximately 1.25" Boot opening measures approximately 10.5" around 40mm heel Textile warm lining sock liner allows for warm foot comfort 4mm memory foam in the foot bed for a cushioned feel Foam backed lining provides glove-like comfort Hydro-shield drainage system provides construction that helps keep feet dry in wet weather