Natural Comfort Hotel Select 250TC Down Alternative White Oversize Comforter, Duvet Cover Insert, King Cotton 60% / Polyester40% & (Shell) is 100% Polyester Imported 250TC 100-percent polyester filled, covering 60-percent cotton,40-percentpolyester 8-Inch box stitching to hold fill firmly in place, double-stitched edge Oversize and overweight make you very comfortable all season This is an ideal comforter to place inside a duvet cover, or use alone