Roxy Karmel Women's Winter Boots Gearing up for winter has never been easier! Designed with a vegan leather upper, the Karmel Lace-Up Boots feature ROXY WarmFlight technology for breathable insulation that's warm and cozy. Complete with a Scotchgard water-resistant treatment and a waterproof rubber cup sole with lug bottom for a no-slip grip. Specifications ankle winter boots vegan leather upper Water resistance: Roxy DryFlight 5K with Scotchgard treated materials Waterproof rubber sole with aggressive Roxy Alpine bottom Insulation: Roxy WarmFlight with thermal insulation up to -40 degrees C Lace up with metal eyelets and D-rings, gusseted tongue with padded collar Faux fur lined shaft and footbed with Roxy woven label Material Upper: 98% synthetic/2% metal Lining: 100% MMF textile Outsole: 100% rubber