Birkenstock Zermatt Canvas Clog - Discontinued (Women 。Mens Sz 11 US / 44 UK Brand new in box - Never Worn. The Zermatt-- Birkenstock\'s first true slipper. Now featuring an extra grippy outsole in a unique rubber cork blend for added durability and traction. Perfect for casual adventures or just everyday. Unique heritage look upper with offset stitching and Birkenstock logo rivet. Contoured cork footbed is lined in soft suede.  Upper: fabric  Footbed lining: suede Sole: natural rubber Details: clog with extended shaft; decorative stitching; decorative rivet