What happens when comfort meets style? The result would be the new collaboration between Proenza Schouler and Birkenstock and their updated Milano sandals, presented here in black and white leather with contrasting stitching and fastened with touch straps. And now you get the best of both worlds. Featuring a two tone design, a strappy design, stitching details, a touch strap fastening, an open toe, a flat sole and a branded insole. Please note that the sizing for this unisex item differs from our regular Size & Fit information. Find your Birkenstock size by adding 31 to U.S. women's sizes and 33 to U.S. 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.