Piretti's design chair for Castelli, 70s /80

Design conference chair from the 70s/80s, designed by giancarlo piretti for castelli. The chair is in good condition, no snag, no shock, mole color. It is called the vertedra because its backrest connected to the seat allows thanks to its structure to be able to lower slightly and keep flexibility. It is perfect in office chair. Its seat is wide and comfortable. Classic traces of use.