Birkenstock Zermatt Shearling Light Grey Wool Felt Size:36 narrow FEATURES• Nubuck leather upper• Double Size:45 regular FEATURES• Nubuck leather upper• Double stretch gore for easy on and off• Breathable mesh lining• Mesh footbed cover• Cleansport NXT™ treated for natural odor control• Removable EVA foam footbed• Merrell Air Cushion in the heel absorbs shock and adds stability• Lightweight EVA foam midsole for stability and comfort• Merrell sticky rubber outsole with durable traction that grips when and where you need it• Half pair weight: 0lbs 14 Perfect for cold winter days The upper is made from soft wool felt Sole: latex