1.[Improve Absorption Rate] Traditional spray and hand application will waste more liquid on hair and hands. This hair oil applicator can help you accurately apply the liquid on the scalp and hair follicles, go deep into the hair roots, and the liquid will be directly absorbed, giving full play to the efficacy. 2.[Applicator and Massager in One] Adopting two layered ball teeth designs. The elastic ball teeth fits the scalp, playing a role in drainage and massage. The auxiliary teeth are slightly shorter, can serve as auxiliary massage and hair combing. Massage while applying medication can stimulate scalp cells and accelerate blood circulation. Helps treat male type baldness and female type hair loss. 3.[Small Volume Design] Maximum capacity 8ml. And it has a transparent and visible 3ml scale mark, which can make the single usage more accurate. Taking minoxidil as an example, the recommended dosage in medicine is 1ml per dose, and the capacity of the applicator is sufficient for 8 doses. The mini size is also more convenient to carry. 4.[ ] After adding liquid, make the ball teeth fit against the scalp and slide back and forth. The medicine will naturally and slowly flow out. If you want to accelerate the liquid outflow rate, simply apply slight pressure on the soft silicone cover with your thumb to double the liquid output.