Change the length of the hair, roughness, color, can get natural hair appearance. In order to obtain the natural appearance of hair, wigs have been focuses root 1 or 2, 3, the root hairs on the back of the bonding on the mesh substrate, fold back to the place from tying the base end to the top of a pair of hair at a large Angle separately. The hairs that are separated from the right and the left do not rise upright, but fall backwards and extend along the surface of the reticular matrix, especially at the front end of the hair, and actually extend backwards on the surface of the reticular matrix. Therefore, it is difficult to obtain the sense of standing body brought by the uprightness of hair, and at the same time, when the amount of implantation is small, the wig matrix will be exposed.