From Birkenstock, the Women's Arizona Big Buckle Raffia Slide Sandals feature: Synthetic raffia upper Oversized buckles for a more elevated look Slip on design with double adjustable buckles for a custom fit Classic contoured cork footbed supports the arches of the foot Deep heel cup for all day comfort Leather lining EVA outsole Imported.   Styling notes: Birkenstock footwear is made in European whole sizes. The style selected is a Birkenstock narrow footbed that will fit most medium feet.