Set of 4 Italian leather cantilever dining/office chairs 70s

This set of 4 cantilever chairs is in very good condition. The black leather of the chairs is in perfect condition. The chrome frames show minimal signs of wear. The chairs are characterized by the unusual lines of the seat and the chrome frame, which are reminiscent of designs by the designer kwok hoi chan. The set comes with 4 leather cushions which can serve as a booster seat. The chairs were probably made in italy in the 1970s.