PUREDOWN Down Alternative Comforter, Duvet Insert, 450 Thread Count, 100% Cotton Squared Jacquard Fabric ,Twin/Twin XL, White Shell: 100% Cotton. Stuffing: 100% Polyester All season premium polyester filling comforter is perfect for users who are allergic to down or feather for a comfortable night's sleep Box stitch design ,single needle stitching, piped edges, and 4 corner tabs to anchor duvet Comforter is filled with 38 oz. 100% premium polyester Item size: 68*90" Comforter is packed in a sealed PVC bag during delivery Down-alternative comforter wont trigger down-feather allergies, and can be safely and easily machine washed at home. For easy home care, simply machine wash warm and tumble dry low. From one cleaning to the next, the comforter remains wonderfully soft and fluffy