The Propet Lumi Ankle Zip is a cold weather boot you can wear and know that your feet will stay cozy and warm. Made with a Scotchgard Treated Suede and knit with soft pile lining. Features Sealtex Waterproof properties and has a Vaporex Heat-retaining, Double-insole System for extra insulation, cushion and fit customization. You'll be able to stay on your feet due to the rubber outsole designed for positive traction and slip resistance.