Meet the ultimate slipper - The classic Zermatt is now available in a cozy premium design. This version features a genuine shearling lining and an an extra grippy outsole in a unique rubber cork blend for added durability and traction , making it perfect for lounging indoors or venturing out. All the comfort of a slipper with the BIRKENSTOCK support you've come to know. The upper is made from soft suede. The perfect holiday gift for any BIRKENSTOCK fan.