Wella Color Charm Permanent Liquid Hair Color, Cooling Violet Additive, is designed to neutralize unwanted yellow tones and achieve cooler blonde results. This professional-grade formula provides vibrant, long-lasting color and excellent gray coverage. It offers a rich, creamy consistency for easy application and controlled saturation, ensuring even results. Ideal for toning and achieving precise blonde shades, this additive works effectively on pre-lightened hair to enhance or correct color. It is suitable for various levels of lift and can be mixed with other Color Charm shades to create custom tones.