The North Face Women's Thermoball Microbaffle Bootie II Synthetic Imported pull-on closure 0.7" high 14" wide Easy-wearing insulated bootie for chilly weather Water-resistant, 100% recycled P.E.T. ripstop upper keeps feet dry Synthetic mudguard keeps the elements out PrimaLoft ThermoBall synthetic insulation for warmth Plush, faux-fur collar for comfort and warmth