The iconic Plia folding chairs, designed by the renowned Italian designer Giancarlo Piretti for Castelli in the late 1960s, represent one of the most innovative pieces of contemporary Italian design. The chairs combine a lightweight, chromed tubular frame with a rattan mesh seat and back, creating a perfect balance between functionality, lightness, and formal sophistication. The design is distinguished by its characteristic folding structure, achieved with a refined articulated mechanism that allows the chair to be reduced to a minimal volume without sacrificing stability and comfort. The combination of the chromed metal with the natural warmth of the rattan provides an elegant and timeless contrast, capable of integrating seamlessly into both modern interiors and vintage-inspired settings. Practical, lightweight, and highly decorative, these chairs have become a true icon of 20th-century industrial design, ideal for contemporary dining rooms, flexible spaces, or designer furniture collections. 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