* Microneedle therapy * Derma Roller Size:0.2mm, 0.25mm, 0.3mm, 0. ... to cure. It can puncture more than 250,000 micro vessels on the epidermal within ifve mins, from a ... .0, 1.5mm ( use for solutions of thin epidermis, thin wrinkle, decline of elasticity)For anti-aging& rejuvenation of ruined ... skin1.5, 2.0, 2.5mm ( Use for solutions of thick wrinkle, large pore, injury scar, pimple scar, severe ...