Made to romp through winter, Sorel's Tivoli II offers the protection and warmth you need in the fun blanket style you desire. 100 g Thinsulate synthetic insulation for lightweight warmth without bulk. Waterproof, breathable membrane construction to keep feet dry and comfortable. Textile blanket upper for fun, versatile style. Cozy fleece lining for step in warmth. Removable molded EVA footbed for cushioned comfort microfleece top cover for warmth. Rubber midsole for cushioned comfort. Molded rubber outsole for traction and grip. Shaft height: 11 12 in.. Heel height: 2 in.. Calf circumference: 14 in.. Imported.