Suave Professionals Keratin Infusion Smoothing Conditioner creates smooth and manageable hair, Shampoo & conditioner system salon-proven to prevent frizz as well as Kérastase Oléo-Relax (Kérastase is a registered trademark of L'Oréal SA), Formulated with Keralock Technology, infuses keratin and seals the hair cuticle from the outside leaving hair soft, smooth and shiny, Shampoo and conditioner system provides frizz control for up to 48 hours, Use with Suave Professionals Keratin Infusion Heat Defense Leave-In Conditioner for stunningly smooth hair