sesame beige calf suede side buckle fastening debossed logo to the side almond open toe branded insole EVA midsole rubber sole Please note that the sizing for this unisex item differs from our regular Size & Fit information. Find your Birkenstock size by adding 31 to US women's sizes and 33 to US men’s sizes. Width: sizes 36-40 are Birkenstock Narrow, sizes 41-44 are Birkenstock Regular. Please reference Birkenstock's size guide for detailed sizing information.