Made in Germany The Birkenstock Boston is a true classic that can be worn all year round, first launched in 1977. Perfect to style with a wider trousers and jeans. The Stone Coin Suede has gloriously supple light grey suede uppers that hugs the foot like a second skin. It features Birkenstock's anatomically shaped cork footbed and a tonal EVA outsole. This style features Birkenstock's Original Footbed, a contoured cork footbed that conforms to the shape of your foot and features pronounced arch support, a deep heel cup and roomy toe box.