Made From Waterproof Full-Grain Leather, Our Felton Boot Features Waterproof Bootie Construction, Warming Insulation, And Innovative Vibram® Outsoles Designed To Stay Flexible In Freezing Temps. Adding Cushioned Insoles, Soft Sherpa Lining, And Our Innovative Uggpure™ Wool Blend For All-Day Wearability, This Rugged Silhouette Is Equally Ideal For Mountain Hikes And City Streets.