Main components of the material is cellulose, also known as natural cellulose fibers. Is composed of plants, seeds, fruits, stems, leaves, and so got the fiber. Based on the different parts of plant growth on, divided into seed fiber stems, leaf fiber and fiber. 1. seed fiber: such as cotton, kapok; 2. leaf fibres: sisal, banana hemp; 3. stalk fiber: ramie, flax, hemp, jute, etc.