Feature:Safe material: Our derma roller is made with safe and harmless material.No side effect on human body. Efficacy and safe and reliable, simple operation, non-invasive.It can promote blood circulation and make your skin tighten, elastic.Effectively improve scar ,acne, , stretch marks,etc.Get Glorious: Skin turnover is a keyWith our 540 Microneedle, Making your body think there is damage so it makes new collagen and skin cellsMicro needle roller for face - simple way to rejuvenate your skinSimply, Painless: This micro needle roller has 0.25/0.5/0.75/1.0/1.5MM length to meet most customer request. Safest and most effective. It can promotes skin metabolism, maintains skin elasticity, activates cells, ,repairs damaged tissues, whitens , strengthens cellular immunity, delays skin aging, and maintains youthfulness for a long time.NO more Red Face: Unlike salon treatments that can be on rough side - this micro derma is designed for home use and leaves you feeling and looking great in the morningNo other derma roller comes closeMicro roller for face: Effective, safe Micro needle dermal roller. The anti-aging tool. The tool every lady needBest gift for wife, girlfriend and female friend.Specifications:Material: Stainless steelsNeedles count: 540 needlesSize:1.0mm, 1.5mm, 2.0mm, 2.5mm, 3.0mmTarget: FacePackage included: 1 x Micro-Needle Skin Roller"