Wanderlust Chris Ankle Boot (Men) - Dark BrownZip and lace closure Certified Vegan. This includes all uppers, linings, outsoles and insoles, glues, threads and fabrics. Made with waterproof materials. Zippers and threads are not waterproof and if submerged will allow water to penetrate. These boots are made using super soft and warm Pile Lining. They will keep you feet warm and also providing a extra layer of cushion. They are designed to resist heat loss and keep you comfortable up to 20C or 4F.