Formulated by L'Oreal Paris with advanced technology, the Elvive Dream Long Straight Keratin Shampoo contains black cumin oil and micro keratin, proven to smooth and revitalize hair fibers. Protect your hair from damage and achieve sleek, shiny results that last for up to 72 hours with this powerful combination. Clinically proven to provide the perfect straightening treatment, this shampoo nourishes both the inside and outside of your hair for a healthy, frizz-free finish.