Fabric The fluffy comforter is made using 90.5% Polyester, 7.5% Nylon, and 2% Carbon Fiber. This blend makes the fabric an ultra-light, strong, and durable material. The carbon fiber helps remove static electricity from the comforter, enabling you to experience year-round comfort. Fill The duvet filling is a combination of 75% white down and 25% white feather. This all-season comforter delivers maximum loft and the perfect balance of fluffiness, making you feel as if you are sleeping on a bed of clouds, night after night. Twin - 28 oz | Full/Queen - 36 oz | King - 42 oz Warmth This medium weight comforter all-season duvet insert is excellent for any type of sleeper. With its perfect level of warmth and signature softness, it is highly suitable for year-round use. Package The blanket comforter is compressed in a biodegradable and eco-friendly non-woven bag. Product Dimensions Twin Size - 68 in x 88 in | Full/Queen Size - 88 in x 88 in | King Size - 104 in x 88 in Care Instructions Meant for professional dry cleaning only. Use a comforter cover to maintain proper care of this all-rounder comforter and ensure its longevity.