With our Derma Roller 0.5, you can look 10, 15, even 20 years younger in weeks. See a difference in days. Derma Roller 4 naturally, painlessly and safely stimulates the production of collagen and elastin below the surface of the skin, where wrinkles begin to form. Results improve with prolonged use. Three separate rollers with different length and needle counters made of sterilized titanium micro needles cater to all skin types and problems. Repairs and revitalizes the complexion. Reduces sagging skin, age spots, scars (including acne scars), large unattractive pores and sun damage. Reduces deep and fine wrinkles. Restores the skin's natural, youthful beauty. Reduces cellulite and stretch marks. The results rival those of estheticians and cosmetic surgeons. Helps reverse age-related hair loss, restoring healthy, thick hair, a hallmark of youth. New upgraded rotating head transformation pattern with non-slip design.