2 Pieces derma roller (according to the size and color you chose)
How does it work?
Microneedle therapy uses a knead rod inlayed with 600 slender steel needles, regularly rolling in the places which need to cure, it can puncture more than 250,000 microvessels on the epidermal within five minutes, form an efficient nutrient delivery system in the epidermis and subcutaneous tissue, with which the active ingredient of the nutrition can entry into skin effectively. Then make skin maintenance, skincare, skin treatment, and skin beauty to be perfect.
0.3mm or less-just normal maintenance