Neutralize brass, restore vibrancy, deeply hydrate—all in one weekly treatment. FUL Purple Intense Moisture Hair Mask is the dual-action solution blonde and grey hair has been waiting for: micro violet pigments that neutralize unwanted yellow and brassy tones while intensive hydration transforms dry, damaged strands into silk-soft, visibly moisturized locks. This isn't just toning or just moisture—it's both, working synergistically in one powerful weekly treatment.