The Redken Color Extend Magnetic Shampoo helps to give your colour that fresh from the salon vibrancy every time you wash it. Boasting a cleansing formula that thoroughly cleans your hair from the root to the tip, this shampoo not only extends the life of your colour but also works to give you a softer & smoother feel all over. Benefits: Cleanses & conditions color-treated hair Directions: Apply to wet hair, massage into lather. Rinse.