System 1 Cleanser delivers smoothing control to hair while refreshing the scalp and restoring moisture balance. For normal-thin looking, fine, natural hair. Provides thicker-looking hair Removes follicle-clogging Sebum, Fatty Acids and environmental residues How to Use: Apply to wet hair, gently massage into scalp and hair. Lather 1 minute. Rinse thoroughly. Use daily. Please be aware ingredients are subject to change periodically. It is recommended you check the product packaging prior to use for a complete ingredient list.