The raw material is nylon yarn, but it also distinguishes the ordinary nylon filament. The new fabric, after a special process, has a luster (even better than natural silk) and sweats. It can permeate the skin or underwear to the surface by capillary structure, and cause a cool feeling after the perspiration evaporates; it has a slight natural elasticity and adapts to the human activity; it is resistant to washing and keeps the bright bright. Color and good shape. The fine structure makes the fabric simple and durable, and it is not easy to wrinkle. Many excellent qualities are not available in ordinary nylon fabrics.