Clairol SHIMMER LIGHTS Shampoo Blonde & Silver is an award-winning, protein-enriched color enhancing shampoo that tones down brassiness on blonde or gray hair. Key Benefits: Refreshes faded highlights, removes the dull yellow in gray hair and leaves hair shiny without residue.For Balanced Brunettes: Use to tone down brassiness on multi-tonal color and/or highlighted hair for a balanced finish For Blondes: Use to maintain brightness on natural and/or highlighted hair For Shades of Gray: Maintains a cool-effect on color-treated, modern gray shades.For Gray/Silver Enhancing: Blends, enhances and compliments natural grays or sliver hair.This product contains an active violet dye. When overused, particularly on very porous, dry and/or damaged hair, there can be an over deposit of color. For a purple/smoky effect, you can wait 5-10 minutes before rinsing.