The elegant theater chair is specially designed to provide not only ease of use, but also excellent acoustic characteristics. The backrest and seat are easy to fold and unfold. The folding chair with a central stable support can be installed in theaters, cinemas, exhibitions, cultural and educational centers, etc.
link:
https://www.pronto-seating.ru/catalog/theaters/speys-5072-teatr-/?ysclid=mbxgbxxowt506546784 

In the scene and in the import files there are two versions of the chair - unfolded and folded.