1, flat winding is the most dispersed texture effect of all winding methods. The winding effect appears from top to bottom, with the upper part curled, the tail of hair shrinking more and more, and the curly hair at the end curled more than the upper part. The oblique roll is a spiral roll, and the shape of the oblique roll is soft and regular.

2. Flat roll means that the curling direction of paper is parallel to the long side of paper, vertical roll means that the curling direction of paper is parallel to the short side of paper, and oblique roll means that the curling direction of paper is inclined to the long side or short side of paper.