The use of cashmere scarves varies with age, sex and area. Young people mainly need decoration, while the elderly are the need for neck warmth; urban women are accustomed to long cashmere scarves around the neck; rural women like square headscarves, used for windbreak, to protect the head clean. In fact, the cashmere scarf is not only a decorative, warm, cleaning supplies, but also a health care product. When the weather is cold, the larger the exposed area of the human body, the more heat in the body is emitted. Putting the cashmere scarf around the neck or head will play a role in protecting against cold and warmth.