Waterproof Designed to help protect against heavy weather conditions, including water, rain, and snow. If present, zippers and tongues are gusseted and treated with water-repellent coatings. Sheepskin Lining Vetted through extensive, industry-leading processes to ensure only the highest quality sheepskin makes the cut, delivering the signature feeling of UGG. Waterproof One piece injection uppers Rubber upper Textile lining 7mm sheepskin insole Durable rubber outsole 5" shaft height