The super-powered active ingredients of Hair Growth Serum activates the dormant follicles and strengthens and thickens your hair. In combination with the use of a roller, it creates the best micro-environment to reactivate hair growth.<br> <br> SPECIFICATIONS:<br> Needle Length: 0.25mm<br> Serum Weight: 20ml<br> <br> PACKAGE INCLUDES:<br> 1pc x Hair Activating Roller<br> 1/2pc x Hair Growth Serum<br> <br> How To Use:<br> 1. Wash with hot (not boiling) water and sanitize the Hair Activating Roller.<br> 2. Clean your face thoroughly.<br> 3. Use Hair Roller to gently roll 5-10 times back and forth ? horizontally, vertically, and diagonally.<br> 4. Apply Hair Growth Serum after rolling.<br> 5. Use 1-2 times a week depending on skin tolerance.