The box contains 3 different derma roller heads
- Size 0.5 ml 180 needles: used for wrinkles around the eye
- Size 1.0 ml, 600 needles: used to stimulate collagen in the face and neck to reduce wrinkles, reduce skin pores, and treat scars
- Size 1.5 ml 1200 needles: used for body skin to stimulate collagen and reduce cellulite and stretch marks on the skin