Silk is originated in China. Because of its natural protein structure, silk is the most hypoallergenic one in all fabrics. silk is warm and cozy in winter and comfortably cool when temperatures rise. It can absorb up to 30% of its weight in moisture without feeling damp. Silk will absorb perspiration while letting your skin breathe. In spite of its delicate appearance, silk is relatively robust and its smooth surface resists soil and odors well.