Guan Xiaodi's hair is blue pick-dyed straight hair, with the blue strands hidden in the middle, hidden from view, this kind of hair coloring is also called hidden hair coloring.

Pick-dyeing, is a type of hair coloring. Tease coloring will make the hair more attractive and spunky and special, and it will not have a lot of hair roots being colored. Hair coloring has been a popular focus in the hairdressing world in recent years.

In recent years, the focus of hair coloring has been replaced by highlights and partial dyes. Clean hairstyles with funky color highlights add shine and layers to the hair.

Expanded:

Hair coloring is divided into botanical and chemical properties. Plants feature no harm to the body, the disadvantage is a single color. Chemical hair coloring is highly polluting and destroys the blood system. Botanical hair coloring has been gradually accepted by people, and there are more and more organizations that promote botanical hair coloring and research on botanical dyeing.

Chemical hair coloring changes the hair's own structure and corrosion of the scalp process, ammonia corrosion and infringement of hair follicles. Botanical hair coloring is a physical process, nourishing elements like a film attached to the hair and scalp, nourishing and caring for the hair, nourishing hair follicles. Like a cut apple will have an oxidized film covering the apple, plant hair coloring is the use of physical oxidation process to make the nourishing ingredients attached to the hair and scalp.