Silk is nature set light, soft, thin as one of the natural fibers, known as "the second human skin" in the world, the industry as "Fiber Queen." Its main ingredient is natural animal protein fiber, its structure and human skin is the most similar, 87% is exactly the same, containing a variety of essential amino acids the human body, there is wind, dehumidification, soothe the nerves, nourish and balance the body skin effect. Silk smooth, breathable, soft, absorbent, non-itch and anti-static characteristics assassination makes it personal clothing produced excellent material, and to the endoplasmic silk as silk is more personal warmth, fluffy and soft, breathable unique health care quality and benefits. Dignitaries, royal quilt in ancient times, are used in silk. So, silk is the most comfortable quilt cover up.