DERMA-CIT Titanium Micro Needle 3-In-1 Derma Roller Skin Care Kit (1 Handle with 3 Separate Roller Heads - 0.5 mm, 1.5mm and 2.0mm) + 20% VITAMIN C, VEGAN HYALURONIC ACID SERUM (FREE WITH PURCHASE) ? [ PREMIUM QUALITY TITANIUM ] Premium Quality Titanium non-invasive, cosmetic instrument skin care tool. ? [ HEALTHY LOOKING SKIN ] Helps to improve the appearance of skin and exfoliates for a smoother luminous look and feel. ? [ USAGE ] Disinfect the roller before and after each use and roll on desired area horizontally, vertically and diagonally for about 3 - 4 times a week. Follow with your favorite moisturizer, skin serums and creams.