The Kostech derma roller is easy to use. NOT A MEDICAL DEVICE. The 0.25mm derma roller with short, blunt needles that only helps facilitate exfoliation of the skin or improve the appearance of skin. How to use The Derma Roller: Recommended use: 1-2 times a week depending on skin tolerance. 1. Clean The Derma Roller. 2. Clean your face thoroughly. 3. Roll gently 10 times back and forth - horizontally, vertically and diagonally. 4. Wash with hot (not boiling) water and dry The Derma Roller. How to use The Activator Serum: Recommended use: For best results use The Activator Serum daily on an ongoing basis. 1. Clean your face thoroughly. 2. Distribute 1-2 pumps in the palm. 3. Apply the serum with circular movements onto the desired area. This process will further increase the blood, helping the formula get into the follicles. . Leave in The Activator Serum and allow it to fully absorb. AVOID USE: 1. On acne or irritated skin. 2. Under eyes or on lips. 3. If irritation occurs, discontinue use. 4. Do not share with others. 5. Please keep away from children. Ice Roller Benefits of Facial Massage Use in the morning to help wake up and tighten skin before makeup application Use at the end of your night time skincare routine can lead to better absorption of serums and moisturizers by locking it into the pores and pulling them deeper into the skin To massage and help to reduce inflammation on other areas of the body that may be experiencing angry skin or puffiness