... Skin Rejuvenation, Weight Loss, Whitening, Wrinkle Remover Theory of Micro-needle treatment,Derma rolling,Beauty equipment Item specification: 0.75mm Specification ... theory of the micro-needle. 1).Lessen the wrinkle,simulate the Collagen hyperplasia,cure the honeybomb organization,skin ... thickness problem,cure the scar and gestation wrinkle. Use the 1.0mm micro-needle massage stick ...