The Birkenstock Zermatt Shearling FE is Birkenstock's first true slipper, designed for ultimate comfort and warmth. It features the iconic cork latex footbed and is fully lined with genuine shearling for superior insulation during winter. The upper is crafted from soft, genuine wool felt. This slipper boasts an anatomically shaped cork/latex footbed lined with shearling, a wool felt upper, and a latex sole. Key details include decorative stitching.