Set of 2 smoked Plexiglas chairs

Set of 2 folding chairs in plexiglass from the 1970s. In the style of the Plia chair by Giancarlo Piretti. There are signs of wear on the plexiglass, but nothing that affects the use of the chairs. One chair has a crack and a small piece of plexiglass missing, but nothing serious or too noticeable. Dimensions (cm): W 42 X D 42 X H 76. Weight: Between 5 and 15 kg. Condition: Good condition.