CHI Keratin Shampoo restores and protects the hair's natural keratin protein, significantly improving elasticity and preventing future breakage, while added intense hydration restores softness and shine. Directions for use: apply a moderate amount of CHI Keratin Shampoo to wet hair and work evenly through the lengths. Rinse and repeat if necessary. Cruelty-free. Sulfate and Paraben-free.