The AC 4 Office Chair integrates ergonomic properties in such a subtle way that the constructional tricks are hidden away, creating a balance between advanced ergonomic functionality and aesthetic design.
The innovative technology is not showy, being hidden under foam padding. This makes the AC 4 an iconic object with an aura of elegance and beauty.
Italian architect and designer Antonio Citterio was born in Milan in 1950.
Since 1972 he has worked with Italian and internationally renowned design companies such as Ansorg, Artemide, B&B Italia, Flexform, Flos, Hackman-Iittala, Kartell, Maxalto, and Vitra, as a product and industrial designer.