The BIRKENSTOCK Zermatt is a comfortable slipper designed for all-year-round wear, featuring a removable sole that allows for customization with three different sole options: standard, soft, and sheepskin. This basic version includes the Shearling sole and a shearling lining to keep feet warm. The upper is crafted from soft wool felt. This model is available in a narrow width (f) and a normal width (m). The anatomical cork-latex sole is made with sheepskin. Upper: wool felt. Footbed lining: shearling. Sole: latex. Details include a clog with an extended shaft, decorative stitching, and a decorative rivet. The sole is made in Germany.