Luxuriously warm yet reliably hardy, The North Face Men's NSE Tent Mule III slippers are perfect for downtime in extreme cold. This style also features a durable, water resistant, element shedding 1% recycled P.E.T. ripstop upper, 45 fill power down and feather insulation, diecut EVA sockline and a highly durable nylon mesh base with rubber finemold traction lugs.