The main cause of this problem is shallow ridges. Did not reach the required depth, only the pigment into the skin layer. Then we all know that one of the most obvious places of the epidermis is the natural metabolism. Then this cycle is usually 28 days. When the pigment only enters the epidermis, it will fall off as the epidermal cells shed. So many beginners, especially those using eyebrow tattoo machines. Usually, the inability to grasp the uniform depth will cause partial or large area discoloration of the effect after tattooing.
