Pottery Barn description: Hidden within the branches, leaves and flowers of our vintage design are one-word color names for careful observers. Printed for softness on organic, 200-thread-count cotton percale, the intricate pattern resembles a mosaic. Duvet cover has hidden buttons, interior ties and a 6'' flap to enclose duvet. Sham has envelope closure (insert not included). Shams are sold individually. Machine wash. Imported.