Whether you're relaxing by the fireside or exploring your surroundings, freezing conditions are no match for the ThermoBall™ V Traction Winter Mules. Upper | Recycled P.E.T. Ripstop with Non-PFC Durable Water-Repellent (Non-PFC DWR) Finish Sole Unit | Outsole Made with up to 20% Recycled Rubber Approx Weight | ½ Pair: 231 g / Pair: 462 g Sizes | Medium: 7-14 (Whole Sizes) UPPER: Recycled P.E.T. ripstop with non-PFC durable water-repellent (non-PFC DWR) finish to help keep feet dry Lightweight ThermoBall™ Eco insulation retains warmth, even when wet Oso fleece collar lining for comfort Collapsible heel with elastic side panels for easy on/off SOLE UNIT: Outsole made with up to 20% recycled rubber Thermoball™ eco Made from post-consumer recycled polyester, lightweight Thermoball™ Eco effectively insulates in cool, damp conditions. Need to keep your toes warm during a cold night in the tent before bed time? Then look no further than The North Face’s NSE Tent Mule III’s. There’s no better choice for post-adventure relaxation than these comfy mules, which keep your feet toasty with Thermoball™ Eco insulation. A high-grip sole guarantees a firm footing, even when it’s snowy in camp. The North Face's innovative pieces bring a contemporary edge to exploration. These slippers are made from water-resistant ripstop with ThermoBall™ Eco insulation and a cosy fleece lining to keep feet snug in cooler conditions. Factor them into casual edits that call for extra comfort.