Natalie Lemoine Duvet Covers March 22, 2018 11:41:19
The value of the comforter along with the fact that it is difficult to clean lead to the "invention" of the duvet cover. Similar to the concept of a pillowcase the duvet cover protected the down or silk comforter from body oils and all the other elements that might soil it.
The warmth that these feathers bring to your body is the ultimate experience without using thermal devices which is an additional expense on your part. You can still buy duvet with feathers instead of other contents.