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 lower sulfate, pH-balanced shampoo, formulated with Keralock technology gently cleanses while infusing lost keratin inside the hair fiber and provides lasting smoothness. 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; Smooth & manageable hair. Helping America live beautifully since 1937. Questions or Comments: Visit www.suave.com or call 1-800-782-6301. Recyclable. Made in USA.