1990s. These chairs are made in ivory plastic material. They might show slight traces of use since they're vintage, but they can be considered as in good original condition with few flaws. Measures: Width 49 cm Depth 59 cm Height 84 cm. This piece is attributed to the mentioned designer/maker. It has no attribution mark and no official proof of authenticity, however it is well documented in design history. I take full responsibility for any authenticity issues arising from misattribution