When choosing a wig, first make the wigs the same size as the wearer's head circumference. Too small to have a sense of oppression, affecting the blood circulation of the head, causing headaches, dizziness, etc.; too large, lack of security, on the basis of the appropriate model, according to the width of the forehead, wear it in the appropriate position. Wide, long court, wear th hair wigs edge slightly downwards, with a certain amount of hair curtain to set off; narrow, short court, when wearing, the edge of the wig is slightly upward, but should not be too upward Leave a small amount of curtains to set off.