As a complicated process of producing mulberry silk, it has superior advantage to the other types of silk in making silk sheets. What are they?

The cocoons are then kept in a warm place for several days. Great care is taken to ensure the silkworms do not hatch into moths because that would damage the cocoon and break the silk filament it has woven. To harvest the silk from the cocoons, they are placed in water to soften the filament.

There is almost an endless choice for duvet casings. Cotton, silk, polyester etc.. Traditionally the Chinese used a very course threaded casing for their silk duvets.