Redken ColorFusion Advanced Professional Permanent Cream Hair Color 2.1oz 7Av Redken ColorFusion Advanced Professional Permanent Cream Hair Color 7Av brings an Ash/Violetcolor to your hair. It is a modern, permanent color cream that delivers healthy-looking, multi-dimensional hair color. Colorbond Technology infuses Color Fusions signature multi-dimensional color with optimum durability, condition, shine, and much more. Without looking fake, it allows changing the shade of your natural hair color.