Shimmer Lights Purple Shampoo is a protein-enriched, color-enhancing shampoo designed to tone down brassiness on blonde, gray, or highlighted hair. It refreshes highlights, neutralizes yellow tones in gray hair, and enhances cool-toned shades. The formula leaves hair shiny without residue, making it a reliable choice for maintaining vibrant hair color. Ingredients Water/Eau Sodium Laureth Sulfate Sodium Lauryl Sulfate Cocamidopropyl Betaine Glycol Distearate Fragrance/Parfum Glycol Stearate Disodium Phosphate Sodium Benzoate Ricinoleamidopropyl Ethyldimonium Ethosulfate Cocamide Mea Linoleamidopropyl Pg-Dimonium Chloride Phosphate Guar Hydroxypropyltrimonium Chloride Citric Acid Salicylic Acid Hydrolyzed Vegetable Protein Tetrasodium Edta Ext. Violet 2 Methylparaben Stearamide Amp Violet 2 Suggested Use> Wet hair thoroughly. Apply shampoo and lather well, then rinse. For best results, repeat the process and leave the second lather on for 3-5 minutes. Use up to twice weekly or as needed to maintain desired tone.