This Birkenstock Zermatt is the first slipper with a removable footbed, allowing you to choose between three different insoles. Perfect for all year round! This basic version of this design features a Shearling Footbed. It comes with a snug shearling lining to keep your feet cosy when the temperatures drop. The upper is made from soft wool felt. Product Information: • Colour: Anthracite • Anatomically shaped cork-latex footbed (Shearling Footbed) • Upper: wool felt • Footbed lining: shearling • Sole: Latex • Details: clog with extended shaft; decorative stitching; decorative rivet