Redken Blondage High Bright Pre-Shampoo Treatment - 250ml This pre-shampoo treatment is powered by Vitamin C to prep and clarify hair before wash and keeps blonde light and bright. Step #1 in the new High Bright system, this Blondage High Bright Pre-Shampoo Treatment preps hair with chelating agents to clarify before washing it. Made with a Vitamin C formula, this system brightens hair that has dulled, darkened, or mattified due to dulling agents and pollution. Get an instantly brighter blonde in one use when you use the entire High Bright system. Seals cuticles and fills hair porosity to lock out dullness Bright, silky, conditioner, soft hair Vitamin C and Brightening Care Complex brightens hair Use Use as a complete regimen with Blondage High Bright System. Apply to wet hair, comb through and leave-in 5-10 minutes. After using, follow with Blondage High Bright Shampoo and Conditioner. Use entire Blondage High Bright system for an instantly brighter blonde in one use. IMPORTANT: Blondage High Bright System should be used until desired brightness is reached. Once desired brightness is reached, stop usage of pre-treatment.