Product Information for Birkenstock Product Description Refreshingly comfortable sandals for spring and summer---relax in style. Twin strap, sling-back sandal has individual buckles for an adjustable fit you'll really appreciate. Features a soft footbed for added comfort. Additional Info Back to School , Spring , Spring 2016 Sandals Fit: This is a unisex item available in two widths. The narrow width fits like a ladies Medium "B-C" width and is a true narrow for Men. The Regular width fits like a women's wide "D" width and fits like a Men's medium.