L'Oréal Paris Excellence 7.17 Ash Blonde offers a triple care color regimen that protects hair before, during, and after coloring. The anti-brass technology ensures vibrant color for up to eight weeks. This gentle formula is designed to be kind to both scalp and hair, providing a rich, long-lasting color that leaves hair shiny and supple. Features Triple Care Color Regimen Anti-Brass technology Gentle on scalp and hair Rich, long-lasting color Key Components: Hair Dye (Contains Ammonia, Resorcinol, or derivatives); Developer (Contains Hydrogen Peroxide); Conditioning Sachet/Serum.L'Oréal Paris: Innovators in beauty, offering a wide range of hair color, skincare, and cosmetics.1. Apply The Protective Coloring Crème 2. Use The Professional Ph Purple Shampoo 3. Finish With The Color-Boost Purple MaskHair Colorant Can Cause Allergic Reactions. You Must Do An Allergy Test 48 Hours Before Use.