Original ball chair designed by Eero Aarnio and manufactured by Adelta, Finland. The Ball chair was designed in 1963 and debuted at the Cologne Furniture Fair in 1966. The chair is one of the most famous and beloved classics of Finnish design and it was the international breakthrough of Eero Aarnio. The Ball Chair can be found in the collections of design museums around the world and it has starred in several movies, music videos and magazine covers. Marked with Adelta label.