Specification available: 0.2, 0.3, 0.5, 0.75, 1.0, 1.5, 2.0, 2.5, 3.0 mm Product included: Case, Roller and External Paper Box Description: It is a supplemental beauty tool that is ideal for non-surgical treatment of various skin conditions such as aging (wrinkles, stretching), scarring (acne, surgical), and hyperpigmentation. THREE major advantages: 1. skin friendly2. faster skin restructuring3. ...