HAIR STRENGTHENING & GROWTH: The serum is designed to strengthen hair roots and promote healthy growth with salicylic acid and dexpanthenol, proven ingredients that cleanse the scalp and support hair growth.<br> ROLLY APPLICATOR: The unique applicator brings the ampoule directly to the hair roots while acting as a massager, while the metal balls enhance the cooling effect that soothes the scalp.<br> Non-greasy, cooling scalp care: this fast-absorbing formula with L-menthol soothes, energises and stimulates the follicles without leaving a greasy residue. No clogged pores, no weighted hair - just pure scalp revitalization.<br> Refreshing scalp: the unique scalp serum provides a refreshing feeling on the scalp and keeps it invigorated all day long<br> SAFE FOR DAILY USE AND ALL HAIR TYPES: Perfect for men and women with thinning, dry, greasy or coloured hair. For best results, use daily and experience stronger, thicker and healthier hair over time.