From Sorel, the Women's ONA AVE Alpine Shearling Waterproof Winter Booties feature: Suede and shearling upper with synthetic overlays Waterproof bootie construction Faux fur trim with D-ring hardware in eyestay Heel pull tab Fleece lining 100g insulation Removable EVA footbed with textile topcover Molded rubber midsole with stitch detail Molded EVERTREAD™ rubber outsole: High traction rubber engineered for an exceptional grip on multi-terrain surfaces Approx. 5.4" boot shaft height Imported.