The principle of selective thermolysis can be applied towards the removal of tattoos. The energy delivered by a number of different wavelength lasers aiming to the pigments . The pigments will be resolved into tiny articles at once and egested out of body. SHR head is for professional hair removal. With the cooling paste the customer feel nothing except comfortableness. The effect of the treatment is obvious. Lasers may be used on professional, amateur, cosmetic, medicinal, and traumatic tattoos. The different colors present in the tattoos may respond differently to laser tattoo removal. Lasers offer a non-invasive and effective treatment for unwanted tattoos.