It is a medical tool used to remove facial wrinkles and strong acne effects, as well as pores, white and red stretch lines, cellulite removal, hair loss or bald scalp and burn effects.Derma Roller stimulates the natural collagen found in your skin, which renews the skin and gives it a wonderful and new appearance as soon as possible and with the least effort and cost.The head of Derma Roller resembles a pulley and this pulley contains hundreds of small and fine needles that stimulate the production of collagen while the rest of the body is a long hand with a streamlined design to enable you to use it easily.