And High Quality1.There are 4 sizes included (0.25mm/0.5mm/1mm/1.5mm) there isn't any part of the body that our rollers can't help improve your skin. In addition to its powerful anti-aging properties, our Micro Roller has helped to shrink pores, clear up acne, prevent breakouts, and minimize the appearance of acne scars - leaving skin proudly radiating a healthier appearance that glows.2.Just disinfect before any use and roll vertically, horizontally, and diagonally on treatment area about 4 - 5 times each before applying your favorite topical skin product. Since micro needles are so tiny, the rolling process is painless and easy3. Proven to Reduce Appearance of Wrinkles & Fine Lines While Helping Boost Collagen, Fade Sun & Age Spots and Improved Skin Firming, Brightening, and Tone for a Smoother, Fresher, More Revitalized Youthful Complexion4. Unlike Salon Treatments That Can Be On Rough Side - This Micro Derma Is Designed For Home Use.the Tool Every Lady Need, best Gift For Wife, Girlfriend And Female Friend.Packageinclude:1x Micro-needle Skin RollerNote:1. Due to the different monitor and lighting effect, the actual color of the item may be slightly different from the color shown on the pictures.2. Please allow 1-3cm error due to manual measurement. (1 inch = 2.54 cm)Thanks for your support :)