Brand from South Korea: VT. Benefits:This brush-type hair serum revitalizes and nourishes tired scalps, leaving them feeling comfortable and refreshed.Enriched with CICA REEDLE and plant-derived PDRN to support the skin barrier and soothe irritated scalps.Formulated with Caffeine to strengthen hair and revitalize follicles.Packed with Silk Amino Acids to nourish the scalp and enhance shine.Features 38 specialized bristles designed to deeply boost scalp structure.How to use:1. Turn the brush head to the ON position to activate the product.2. Apply an appropriate amount of serum to the troubled areas of the scalp and gently massage in the direction of hair growth using the brush.