Birkenstock Iona Black Natural Leather Mary Janes Comfort Shoes Womens 39 US 8-8 1/2 Smooth high quality leather. A classic Mary Jane style with all the comfort and support of the Birkenstock footbed. Features an adjustable hook and loop instep strap for a precise fit. Features Made in Portugal Leather – smooth, high quality leather Removable contoured cork footbed conforms to the shape of your foot and features pronounced arch support, a deep heel cup, and roomy toe box; lined with suede Durable rubber sole for traction and support Avoid extreme heat Shoes are in excellent used condition.