These Birkenstock Clogs Zermatt Shearling FE slippers in Anthracite are designed to provide warmth and comfort during colder months. Serving as the brand's first dedicated slipper model, they feature an anatomically shaped cork and latex footbed that supports the natural structure of the foot. The exterior is crafted from soft, durable wool felt, while the interior is fully lined with genuine shearling to offer thermal insulation. These slippers are suitable for indoor use and include decorative stitching for a refined finish. The construction utilizes high-quality natural materials to ensure longevity and consistent comfort for daily wear.