This Goldwell Topchic permanent color system delivers reliable, intense, and long-lasting color results with exceptional shine. Formulated with the patented IntraLipid Technology, it replenishes missing lipids inside the hair fiber, ensuring superior color penetration and even distribution. It provides 100% grey coverage and is ideal for achieving the Medium Ash Blonde tone specified. This professional coloring solution is designed for comprehensive control over depth and tone, ensuring beautiful, vibrant, and consistent color from root to tip.