Designed with THERMOBALL™ synthetic insulation, The North Face® Nse Tent Mule IV shoes keep your feet warm and cozy all day. These low-top shoes are made of an ethylene vinyl acetate insole and polyester lining. Their Non-PFC Durable Water-Repellent (Non-PFC DWR) finish repels water, keeping your feet dry. The polyester upper of these shoes features a heel pull tab for easy on and off. Water-resistant and durable, these slip-on mules are perfect for everyday wear.