Redken Color Extend Blondage Shampoo 300ml COLOR-DEPOSITING PURPLE SHAMPOO FOR BLONDE HAIR.NO TO BRASS. YES TO STRONG AND BRIGHT.This color-depositing purple shampoo for blonde hair is part of Redken’s newest Color Extend color care collection. This toning and strengthening system will help keep your blonde brighter and healthier. This purple shampoo has ultra violet pigment and Triple Acid Protein complex to tone, strengthen and brighten all in one for a brighter, stronger blonde. The ultra violet pigments help to preserve blonde haircolor between appointments by keeping undertones at bay. If you’re blonde, purple shampoo should definitely be a regular part of your haircare routine.