Sulfate-free Yogi care Purple System with hibiscus + purple dye neutralizes brassiness, deeply moisturizes and leaves hair brighter. For all blonde, bleached, highlighted brunettes and silver hair. Use EverPure Purple Shampoo & Conditioner 2-3 times a week instead of usual shampoo. For more intense results, gradually increase leave-in time and frequency of use and try Anti-Brass Purple Mask for extra toning power.