munich designer stephan calla created the show's concept and contributed a study of his own for a new chair and a stool. as a woman from guns this is an early prototype of a very narrow chair this here's a study on active sitting and about finding the tipping point this is our 1st chair made from wood and this is our latest design from today. stephan callas studio the designer and his team have been working on this project since 2018 and it's still ongoing. the d n s chair as they call it is intended for volume production. there right after all chairs are pieces of furniture that surround us constantly. on them for extended periods they're like. accessors foster. back to the exhibition it shows how furniture design radically changed in the 1920 s. through the introduction of new materials like tubular steel major designers such as my boy of the bauhaus school developed a radical new look. in the 1950 s. styles underwent another change with curvaceous forms and bright colors designers like van up on ton of denmark brought pop into people's homes. and started then a plant on kick starte