The Post-Straightening Shampoo with Brazilian Keratin is formulated to gently cleanse while preserving the smoothness and shine of Brazilian Keratin straightening treatments. Free of salt, sulfates, and parabens, this nourishing formula features Keraliss Technology with Hyaluronic Acid, Keratin, and smoothing silicones to hydrate and protect hair. Ideal for extending straightening results, it leaves hair soft, manageable, and frizz-free with every wash.