Redken Color Extend Vinegar Rinse (8 oz) - Pack of 2, is a color-protecting rinse formulated to enhance shine and maintain the vibrancy of color-treated hair. Infused with citric acid and vinegar, this rinse gently removes residue and impurities that can dull hair color, while helping to seal the cuticle for a smoother, shinier finish. Use as part of your routine to boost color radiance and leave hair feeling soft and refreshed.