Our Hair Follicle Massage Kit With Essential Oil contains Rosemary Leaf Oil, Ginger Extract, Ginseng Extract. It massages the hair and scalp to help promote the delivery of nutrients to the hair follicles, which promotes healthy hair growth. Its use method is very simple: first clean the scalp and hair, pour the appropriate amount of essential oil into the massager, and gently roll the massager on the scalp. The essential oil can be accurately delivered to the roots of the hair and gently massaged for a comfortable experience.