About the product Our scalp care roller contains calendula extract, centella asiatica extract. It can promote rapid hair growth, strengthen existing hair, prevent hair loss, and strengthen hair roots. Its usage is simple: 1. Cleanse and dry your scalp thoroughly before use. 2. Remove the cap and place the roller applicator on your head. 3. Roll the application onto the desired area, applying a little pressure. And it can deeply awaken dormant hair follicles, promote the growth of new hair, and make hair healthier and thicker. Product name: Scalp Care Roller Product ingredients: grape seed oil, calendula extract, centella asiatica extract Keywords: scalp skin care Weight: 40g Product specifications: 18ml Product size: 10*2.4cm Note: Light reflection and different monitors may cause the color of the item in the picture to be slightly different from the actual item. Minor errors are allowed in measurement.