Derma roller, a medical device that stimulate the production of collagen and elastin in the skin, and the importance of collagen because it is the main component Or the essential protein of the skin tissue and elastin, which works to regenerate the cells again, which has been enlarged due to obesity or pregnancy, and derma Roller easily and cheaply used and is one of the most important treatments for the freshness of the skin and treatment.It is a hand that ends with a needle with a minute of different sizes, choose what suits the area you deal with your body and the number of times the previous derma use and the type and condition of the skin, act to stimulate the collagen and seek your youth