Birkenstock Buckley Shearling - Suede Black/Black Suede/Shearling EU 39 (US Women's 8-8.5) Narrow Anatomically shaped cork-latex footbed Upper: suede Footbed lining: genuine shearling Sole: EVA Details: one strap with an individually adjustable metal pin buckle Made in Portugal Footbed Made in Germany Upper material: Suede Suede is a split leather with a napped finish. It has a velvety surface and is very soft to the touch. It also boasts a high moisture absorption capacity. Insole: Shearling Footbed material: Cork Outsole: EVA