The Women's TIVOLI IV Tall Boot by sorel is a waterproof, warm city winter boot made for winter's worst. The waterproof suede uppers feature PU-coated leather. 100g of insulation makes sure the heat is on your feet. A microfleece lining feels like absolute luxury. A special waterproof construction makes sure water is shut out. Step into the comfortable EVA footbed and you'll want to wear the boots all day.