Comfortable and stylish, Muck Arctic Apr?s Casual Slip-On Rubber Women's Winter Boots are 100% waterproof. The 5 mm neoprene bootie in these women's snow boots is comfortable and flexibile to follow the movements and contours of your feet. These women?s winter boots have a rugged outsole to help you stay sure-footed on icy terrain. The fleece lining and faux fur trim combine for a cozy look and comfort rating down to -20 ?F (-30 ?C). Specially designed to fit a woman?s foot, these slip-on, mid-height insulated boots are a versatile choice for everyday wear to and from work, home or the ski slopes.