Women's MUK LUKS Montana Big Sky Shearling Flat Boots 33977-1000203 Stroll through chilly days with MUK LUKS Women,Äôs Montana Big Sky Booties. These cute water-resistant ankle booties surround feet with soft faux fur while a durable sole keeps you dry and warm. Features 90% Polyurethane & 10% Polyester Faux Fur Upper 100% Polyester Faux Luxe Lining 100% Polyester Faux Shearling Insole Memory Foam Insole, soft faux fur Water Resistant Women's MUK LUKS Montana Big Sky Shearling Flat Boots