Outdoor-Ready For Anything, Nature Meets Its Match With The Alburn Boot. Engineered With Advanced Waterproof Technology Inside And Out. The Waterproof Premium Timberland® Leather Outside Surrounds The Inner Breathable Membrane Featuring Timberdry™ Waterproof Technology. Even The Tongue And Zips Are Water Resistant, All Meticulously Designed To Help Feet Stay Dry.