Suave Professionals Keratin Infusion Smoothing Shampoo gently cleanses while infusing lost keratin inside the hair fiber, leaving hair sleek, smooth and easy to style. Formulated with Keralock Technology, our lower sulfate, PH-balanced shampoo provides lasting smoothness and frizz control for up to 48 hours. Shampoo and conditioner system salon-proven to prevent frizz as well as Kérastase Oléo Relax (Kérastase is a registered trademark of L'Oréal SA) Enjoy the luxurious, long lasting fragrance For stunningly sleek & smooth hair, massage shampoo into hair and let the luxurious formula infuse every strand. Rinse and follow with Suave Professionals Keratin Infusion Smoothing Conditioner for best results. For ultimate moisturization while helping protect hair during heat styling, try Suave Professionals Keratin Infusion Heat Defense Leave In Conditioner. And try Suave Professionals Keratin Infusion Dry Shampoo to keep hair refreshed, smooth and manageable between regular washes