Lounge the day away in style with the new zermatt slipper from birkenstock. This perfectly comfortable slipper features a one-piece wool felt upper for a cozy moccasin-like fit, anatomically-shaped footbed with genuine shearling lining, and a lightweight latex sole.   available at select stores and online at journeys. Com. Please be advised that the birkenstock® narrow width accommodates both traditional narrow and medium widths.