From Birkenstock, the Women's Arizona Suede Shearling Slide Sandals feature: Suede upper Double adjustable buckles slip on construction Genuine sheep shearling (New Zealand) lining Contoured cork footbed supports the arches of the feet and cradles the heel for all-day comfort EVA outsole Flat heel 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.