Office chair sled chrome and tweed

80s office chair with metal base and backrest / seat in tweed type fabric in off-white / beige tones. The base is of the "sledge" / cantilever (overhang) type and chrome: beautiful shine, no major defect, wear / traces of use (especially underneath). The seat and backrest are dressed in the original fabric, very clean and the seat is very comfortable. The folder originally had 2 buttons that have disappeared: trace (slight difference in hue) visible left side (almost imperceptible right side): see detail photos and annotated photo. Dimensions: l50.5 X d52 X h78cm with h seat approx. 46cm.