The Keen Women's Elsa Chelsea Waterproof Boot offers a cozy haven for your feet when cold, wet conditions arrive. The durable leather and textile Upper is fully seam-sealed for waterproof Performance so you can stride through rain, slush and Snow with confidence. Lightweight KEEN. Warm Insulation harnesses the power of bamboo charcoal to keep your toes toasty while a soft microfleece lining keeps your feet nice and comfy when the weather outside is frightful. Features of the Keen Women's Elsa Chelsea Waterproof Boot Waterproof, pu leather and textile Upper repels water in different weather conditions Seam-sealed waterproof protection for dry comfort Ultra-cush microfleece lining for comfort Breathable mesh lining removable, metatomical, molded pu Footbed Flexible vulcanized sole construction Thermal heat-shield Footbed captures warmth Non-marking rubber Outsole leaves no trace