Suede upper Moc toe construction Slip-on design Unlined Birkenstock's contoured cork-latex footbed supports the arches of the feet and cradles the heel for all-day comfort EVA outsole Approx. 0.5" wedge heel height Birkenstock footwear is made in European whole sizes. The style selected is a Birkenstock narrow footbed that will fit most medium feet. Size 39