What it is: A gentle, sulfate-free tone-correcting shampoo to combat brassiness in blonde, lightened brunette and grey hair. What it does: It counteracts unwanted yellow and orange hues with violet pigments and helps repair hair from the inside out with ArganID technology. How to use: Massage through wet hair and scalp. Leave on for 3 to 5 minutes. Rinse well. Follow with your favorite conditioner. Paraben-free; phthalate-free; phosphate-free; sulfate-free