This KISSHI Biotin Hair Growth Roll-On Massage Essence is formulated from natural extracts that are proven safe and gentle on your hair and scalp. Especially in this serum product, we have integrated triple roller structure. The triple-roller structure allows quicker and absorption along with gentle massage of the prone area to intensify the metabolism. The triple roller alwaysrotates 360 degreesto provide a massage to your scalp. Scalp massage helpsrelax the scalp, relieve stress,andstimulate hair growth. The massage movements on the scalpstimulate blood vesselsandincrease blood circulation, allowingthe hair roots to receive better nutrients and oxygen. This contributes to improving hair loss and stimulating hair growth. Designed totreat hair thinning, bald spotsand repair brittle hair, the plant-based formula penetrates deep into scalp tostimulate blood circulation andgrowth of hair follicles.Regular use visiblyincreases hair density up to 87%! HOW TO USE SPECIFICATION PACKAGE INCLUDES