100% Cotton Imported With Certified Thinsulate insertion from 3M with featherless insulation-600 fill power surpasses the down alternative mimics the natural down. The moisture wicking feature helps to quickly moving sweat to the fabric’s outer surface and keep dry and leaves no sticky feeling Face Cover with Cotton Sateen, natural and nice feeling , soft and wrinkle resistant. The fabric is durable and resists to shrinkage after washing. We offer comforters in 3 warmth-level. Level 1 is for all season use. Level 2 is for spring and fall for more warmth and level 3 is great for cold winter The product is machine washable, it is easy to keep it clean and stain free.