Tread carefully with actual Birkenstocks. Rarely appropriate the office or dinner out, they're best with ultra-casual shorts or rolled-up jeans.

穿勃肯鞋的时候要注意，他们完全不适合办公室或者晚宴，最好搭配非常休闲的短裤或者卷边牛仔裤。

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Our next stop is st Goar in The Rhine Valley. It is pretty, picturesque, perfect and pointy, with Birkenstocks, cuckoo clocks, steiff teddies, and older tourists.

下一个停车点是莱茵河峡谷的圣戈亚，风景如画，尽善尽美且毫不转弯抹角，还出产Birkenstocks品牌的鞋、布谷鸟自鸣钟、泰迪熊和年长的游客。

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Yet, Madden says this slack, Birkenstocks-and-sweatshirt style is changing, and his San Francisco clients have begun to accept the value of dressing well.

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The narrow streets are packed to the gills, especially on weekends, when everyone from young hipsters in snakeskin ankle boots to ageing hippies in Birkenstocks is sucked into the action.

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But watch their Birkenstocks, not their mouths.

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