The Purists natural fiber products are all made without chemical bleaches, dyes, or finishes. The natural shades of these fibers will vary and change with time and washing. Jasmine jacquard. Duvet covers have a button closure. Top sheets are hemmed on four sides with mitered corners and generous turn back. Fitted sheets have a pocket with an extra 3" to tuck under, and elastic all around. Pillow cases have a button closure. Pillow shams are flanged, with a back envelope button closure. Bed skirts are paneled & adjustable up to a 19" drop.