The Derma Roller Micro-needle with : 0.2/0.3/0.5/0 ... Use0.75mm--Clinical Use 3.00mm--Physician Use I Used for skin problems: Wrinkles, Aged skin, Acne scars, Large pores, ... ); 4. Direct delivery to the skin, the active ingredient required for optimal absorption of position; the unique nano-compounding the role ... easy to see instant changes in the skin Derma skin roller New model for eyelid,lid MP-1114