Giancarlo Piretti two Plona chairs & Platone desk for Castelli; aluminium frames with Cellidor plastic. One chair is tranparent, the other is opaque black. The desk is in a dark opaque brown. All three items fold for easy storage. Italy; c 1970s; chairs unfolded: 72 cm high, 68 cm wide, 54 cm deep, chairs folded: 109 cm high, 68 cm wide, 23 cm deep, desk unfolded: 70 cm high, 82 cm wide, 84.5 cm deep, desk folded: 91 cm high, 82 cm wide, 6 cm deep