These women's Elements Lilly black winter boots offer dry comfort and protection from chilly weather. Constructed from recycled nylon and PU upper for durability, these waterproof boots have a faux fur trim collar, 3M Thinsulate insulate layering, and polar fleece lining to provide ultimate warmth. An EVA padded polar fleece footbed keeps your feet cozy all day long. These boots can provide optimal warmth even at temperatures as low as -40°C. TPR outsole provides durability and sure footing.