1, clavicle hair. After careful pruning, many layers of clavicle hair will be formed, which will look fashionable and advanced, and because of the hierarchical pruning, the defects of the face can be covered up and the face will look small. Secondly, it also has the advantage of lengthening the neck. If the neck is short, it is more suitable for short clavicle. Hair above the collarbone can create a physical shadow effect and make the neck more three-dimensional and slender.

2. Short hair. The back neck adopts a stacked design, and the hair below can be thinned, cut short or shaved, which can make the neck slim and slender.