The BIRKENSTOCK Boston model is a true classic that can be worn without problem all year round. With its refined design that can be individually adapted, the Boston has long enjoyed legendary status. The upper material is very thick and oiled nubuck leather, made without seams on the edges. Anatomical insole made of cork and latex Upper material: oiled nubuck leather Upper layer of insole: suede Sole: EVA Details: a strap with a metal herringbone buckle and individual adjustment “Made in Germany”