Hair serum is rich in oils and nutrients from argan, olive and wheat germ. It is a liquid treatment usually consisting of silicone that provides a protective layer to the hair which helps in smoothing the hair. This non-greasy formula absorbs instantly into your hair giving an amazing shine. While also helping to eliminate split ends, frizz and breakage. Relieves dryness and gives your hair shine all day long. The perfect choice for very vibrant and healthy looking hair