![](https://static.dezeen.com/uploads/2009/01/foster-510-by-foster-partners-squ-13-foster-510.jpg)
Foster 510 by Foster + Partners
Cologne 09: architects Foster + Partners have designed a sofa for German manufacturers Walter Knoll, launched at IMM Cologne in Germany this week.
![foster-510-by-foster-partners-14-foster-510.jpg](http://static.dezeen.com/uploads/2009/01/foster-510-by-foster-partners-14-foster-510.jpg)
The seating is available in black and white leather, with or without a back rest.
![foster-510-by-foster-partners-cropped-13-foster-510.jpg](http://static.dezeen.com/uploads/2009/01/foster-510-by-foster-partners-cropped-13-foster-510.jpg)
IMM Cologne continues until Sunday, 25 January.
![foster-510-by-foster-partners-13-foster-510.jpg](http://static.dezeen.com/uploads/2009/01/foster-510-by-foster-partners-13-foster-510.jpg)
The following information is from Walter Knoll:
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Foster 510. International design by the renowned architect and Pritzker Prize winner.
Minimum form, maximum comfort. With that special feel for detail: fine stitched piping and drawn-in leather divide the comfort zone.
Foster 510 is reminiscent of the classic English club armchair. Hundreds of pocket springs are just the thing for sophisticated sitting. With or without a backrest. Discreet stability is provided by the minimalist legs.