From Merrell, the Girls' Snow Bank 4 Waterproof Boots feature: Waterproof leather/mesh upper with a fleece lining 100% recycled poly sock construction A bungee lace system secured with a toggle closure anti-stink lining helps reduce odors upper lining and footbed Anti-stink lining helps reduce odors 100% recycled PET linings Non-marking outsole with extra grip for superior traction and durability  Temperature rated all the way down to -25 F and made with waterproof materials Imported.