Redken Blondage High Bright Shampoo for Blondes and Highlights helps clarify, brighten and lighten in the weeks between salon visits with key ingredient Vitamin C. The Blondage High Bright System keeps your blonde light and bright in just one use. Keeps blonde hair or highlights light and bright between salon visits. Removes buildup and dullness that darkens and mattifies blonde hair. Seals the hair's cuticle and fills porous hair. Leaves hair soft, silky and conditioned.