4 Dining Chairs by Karl Friedrich Förster for KFF Germany, 1980s, Set of 4

Set of 4 vintage chairs from the 1980s. Design and manufaturing by karl friedrich förster, germany. Displayed price is for 4 chairs. Sturdy metal frame. Black lacquered. Original blue upholstery on seat and back in very good condition. The cover is a skai material, artificial leather. Manufacturer's mark on the back. Ps: there is another set of 3 white chairs of same model, which can be together a set of 7, see last picture.