The BIRKENSTOCK Boston are a true classic that can be worn effortlessly all year round. With its refined design that can be individually adjusted, it has long since attained legendary status. The particularly thick oiled nubuck leather upper features a raw-edged design. Anatomical footbed made of cork and latex. Upper: oiled nubuck leather. Insole: suede leather. Outsole: EVA. Details: a strap with a metal adjustable pin buckle. Upper material: Oiled leather. Oiled leather is one of our favourite leathers. Its oiled or waxed surface creates exceptional colour effects and a lovely patina. The oiled finish of our natural leather products leads to colour variation and makes each pair a unique model. Insole: Insole. The hypoallergenic and flexible insole made of leather gently conforms to the foot and adapts to its contours. The surface with open pores, which is partic...