4 Miroslav Navratil chairs from 1970

Series of 4 bi-coileur chairs (green and raspberry) by miroslav navratil( czech designer) in the early 70s. Chairs mixing wood, fiber and fabric. The fiber shell is soft covered with original fabric rests on a thin compass with a wide angle( be careful when sitting and no weight above 100kg). Some traces of time, collector's items, hyper rare. Note may be a repaired foot underneath (see photo).