Excellent quality micro needle roller system. An effective anti-aging tool. Reduce the common signs of aging, such as wrinkles, facial sag, etc. Promote blood circulation and make your skin tighten, elastic. Effectively improve scar, stretch marks, acne, etc. Also can be applied onto the entire body. Made of safe material, friendly and harmless. No side effect on human body, please be assured to use. Rolling Frequency: : 4-5 times a week 0.5mm: 2-3 times a week 1.0mm: Once a week 1.5mm: Once every two weeks if used lightly, once every 3-4 weeks if used more vigorously. 2.0mm: Once every five weeks 2.5mm: Once every two month Using Instructions: Clean your hands and the part that needs to be cured. Use the cleansing and anti-bacterial gel to wipe your hand and skin Use hot water to flush the roller. You should use some skin care products before using. Using your other hand to straining your skin and rolling before and after over the part to be cured. Roll 8~10 times in every direction.   Put enough pressure and make sure the micro-needle can penetrate your skin. After treatment, you should wash and dry up the rolled part. Caution: Only for personal use, don’t share with other person. Before using the skin roller, you should wash your hands and other parts. Skin with wound should not use this roller. Be careful if the client is allergic to metal. Lrritating cosmetics is forbidden before the skin recovery Put where the children can’t touch. DO NOT USE if following symptoms occur: Purulent inflammation of the skin. Severe atopic dermatitis. If you suffer from diabetes and severe hypertension. If you are not sure about your skin condition please consult a doctor before using. Package included: 1 x Micro-Needle Skin Roller Note: 1.Because of the size measurements are handmade, so there may be 1-3CM error 2.Please understand because of the light irradiation or computer display difference, so I  can't guarantee photos and real color is 100% the same.