For frizzy & unmanageable hair. Salon proven. To prevent frizz as well as Kerastase Oleo-Relax. Safe for color treated hair. Natural keratin protein in hair depletes over time leaving it unmanageable, frizzy, and harder to style. This deep nourishing conditioner formulated with Keralock technology, infuses keratin and seals the hair cutle from the outside. Leaves hair soft, smooth and shiny. Keralock technology infuses keratin. Smoothing system contains keratin & gently cleanses for: Lower sulfates (Vs. current Suave Professionals Shampoos); Frizz control for up to 48 hours; Easy styling. Helping America live beautifully since 1937. Questions or Comments: Visit www.suave.com or call 1-800-782-6301. Recyclable. Made in USA.