The North Face Thermoball Lace-Up Boots Feature ThermoBall insulation for lightweight comfort and warmth. these above-the-ankle boots are ready for action when temperatures drop. Lace these babies up and take on the day with coziness on your side. Insulated to trap hot air and reduce heat loss, these tough boots keep your feet happy in sub-zero temperatures. Rain and snow won't get you down, thanks to the water-resistant 100% recycled P.E.T. material, so you don't have to put your adventure on hold when the weather takes a turn. Not only do these tough boots offer plenty of technology to fight back against nasty weather, but they look good, too. Pair them with leggings, skinnies or a skirt for cute cold weather style.