Riva Home Imperial Pencil Pleat Curtains (90 x 90 inch) (Red) Pencil pleat curtains/drapes. Please note: tiebacks are not included with the curtains. Part of the Imperial range. Face: 97% Polyester, 3% Cotton, Reverse: 72% Polyester, 28% Cotton. Comes in sizes: 66 x 90in, 90 x 90in, 66 x 72in, 46 x 54in, 46 x 72in and 46 x 90in.