Clairol Professional Shimmer Lights is a popular protein-enriched shampoo known for its deep purple formula that neutralizes unwanted yellow/brassy tones in blonde, silver, and gray hair, refreshing highlights and brightening cool tones without leaving residue. It's a color-enhancing, conditioning shampoo used to maintain salon color, remove dullness from gray hair, and add shine, working on both natural and color-treated hair, and even wigs and extensions. 
Key Benefits
Neutralizes Brassiness: Uses purple pigments to cancel out yellow tones.
Enhances Color: Brightens blonde, silver, and platinum shades.
Refreshes Highlights: Revives faded highlights and ash tones.
Conditions Hair: Protein-enriched formula keeps hair strong and shiny.
Versatile: Works on natural, color-treated hair, wigs, and extensions. 
How to Use
Wet hair thoroughly.
Lather and rinse.
For more intense brightening, lather a second time and leave on for 3-5 minutes before rinsing. 
Who It's For
People with blonde, platinum, or silver hair.
Those with gray or white hair to eliminate dull yellow.
Anyone with highlighted hair needing tone correction.
Brunettes can also use it to tone down brassiness.