The BIRKENSTOCK Boston is a true classic that's easy to wear all year round. With its refined, individually adjustable design, Boston has long since achieved legendary status. The particularly thick, oiled nubuck leather uppers feature a raw-edge design. Anatomical cork and latex footbed Upper: oiled nubuck leather Outsole: suede leather Sole: EVA Details: one strap with individually adjustable metal buckle "Made in Germany"