Bleaching laser is often used for vellus hair in the face and neck area, due to the prevalence of short hair, which is often not affected by laser hair removal technology. This technique can also be used on the arms, chest, back, and various areas of the body, but when used on the face, the eye area should be avoided, due to the effect. The harmful effects of the laser beam on the eyes. This type of laser targets the hair itself, and not the roots in the case of hair removal. The laser beam affects the melanin pigment, and works to remove the dark color of the hair so that it becomes blonde or white, so it is invisible.