Set of Four Modern Giancarlo Piretti for Castelli Furniture Lucite "Plia" Folding Chairs, chrome-plated steel frames. One without slip guards. 29.5" H x 18.25" W x 18.75" D; seat 18" H. Provenance: From a New York City Collection. Keywords: Modern Furniture, Designer, Italian, Seating, Transparent, Clear furniture, Mid-Century Modern, MCM, Vintage, Interior design, Decorative Arts