The North Face Thermoball ™ Lace Up Luxe Waterproof Boots. The Lightweight, Waterproof Women's Thermoball™ Lace Up Luxe Waterproof Boots Are Secure-Fitting, Durable And Warm Boots With Thermoball™ Eco Insulation And Modern Details Such As Oversize Hardware And Laces. Water-Repellent, Recycled P.e.t. Ripstop Upper. Waterproof Dryvent™ Membrane. Non-Pfc Durable Water-Repellent (non-Pfc Dwr) Finish For Added Water Repellency. Traditional Free-Floating Tongue For Ease Of Entry. Cozy Faux-Fur Collar Lining. Thermoball™ Eco 100% Recycled Polyester Insulation Helps Keep Feet Warm Even When Wet. Comfortable Ortholite® Eco Lt™ Footbed. Molded-Eva Midsole Provides All-Day Underfoot Comfort. Rubber Outsole For Increased Traction. Imported.