Our top of the line, single-ply 600 Thread Count sheets feature a luxurious Sateen weave of 100% American-grown extra-long staple Supima cotton, finished with an elegant 2-line design across the top hem. These sheets are breathable, comfortable and remarkably pill-resistant; they are mercerized for softer, more vibrant color.  Duvets not available. See 4 Sheets colors below. Care instructions: machine wash warm, tumble dry low