The bontrager omw winter shoe winter is for fat biking not hibernating the old man winter shoe keeps jack frost from nipping at your toes with a fleece lined thinsulate insulated bootie and a 100 waterproof outdry upper old man winter stops jack frost from nipping at your toes with its fleece lined thinsulate insulated bootie and 100 waterproof outdry upper bontrager omw winter shoe features the roomier high performance inform tundra fit opens up the toe box for thicker sock