Where Do I use it? • Eyes • Face • Lips • Thighs • Buttocks • Back • Chest How do I use it? 1. Clean your face/affected area in your usual way. And wait for 15 minutes. 2. While you wait， clean the derma roller (you may spray lightly with a disinfectant and let it dry.) 3. Begin gently rolling the micro-needles over your face/ affected area and make it roll on your face. Apply only mild pressure. Keep rolling for up to 15 minutes.Package List:1X 540 Micro Needle Derma Roller Skin Anti Aging Scars Cellulite Acne Stretch Marks