Shimmer Lights Conditioning Shampoo For gray, white, highlighted and light blonde tinted hair is a protein-enriched color enhancing shampoo. Shimmer Lights Shampoo: * Brightens white and gray hair. * Shampoos away yellow. * Refreshes faded highlighted hair. * Tones down brassiness. * Shimmer Lights Shampoo maintains and refreshes cool, ash-toned hair color.