silk quilt pure white ,100% nature,mulberry silk cocoon made of, perfect long fibre,mature arts and crafts silk quiltPure Mulberry silk,long fibre floss, white color,nature ,mature technology art for 24 years, healthful Made of mulberry cocoon, hand making process. There are more than 4000 years history and culture of planting mulberries for silkworm in China. From of old, silk as a nature ...