Nonwoven fabric is a nonwoven fabric. It is a non woven fabric that is formed by direct use of high polymer chips, short fibers, or filament through airflow or mechanical net, then through spunlick, needle, or hot rolling. A new kind of fiber with soft, breathable and flat structure. It has the advantage of not producing fiber, strong, durable, silky and soft. It is also a kind of reinforced material, and it has the feeling of cotton. Compared with cotton fabric, the bag of non-woven fabric is easy to form and is cheaper.