NEVER WORN - loved the color but color didn’t love me The classic single-strap sandal by Birkenstock now featured in a shiny patent leather with oversized buckle detailing, a comfy molded footbed, and durable EVA outsole. Open-toe style Adjustable buckle Anatomically shaped cork-latex footbed Fit: Narrow: A-B Width. A Birkenstock narrow width fit is comparable to a Medium (B Width).