Redken Color Extend Brownlights is a colour depositing blue toning system for brown hair. This progressive toning system is ideal for preventing & neutralizing brass & orange undertones, on both highlighted & natural brown hair. This shampoo gently cleanses the hair without stripping colour to maintain a cool brunette hair colour. To use: Use as a complete system with Color Extend Brownlights Conditioner. Shake well. Apply to wet hair, massage into lather, rinse. Follow with the conditioner. In case of contact with eyes, rinse them immediately.