Redken Color Extend Blondage is a colour-depositing purple shampoo for blonde and highlighted hair. This shampoo features key ingredients salicylic acid to strengthen and repair blonde hair from the core and pure violet (purple) pigments to remove unwanted brassiness and leave blonde hair colour cool and bright. This formula gently cleanses and adds softness.To use: Apply to wet hair, massage into a lather. Rinse.