Anjou hair color is a permanent dye capable of changing the existing color of hair, making it darker or lighter. It provides excellent coverage for gray hair and remains stable under all conditions. Anjou hair color contains keratin, wheat germ protein, argan oil, olive oil, almond oil, vitamin C, conditioner, and hair softener, which enhance hair shine and prevent dryness and brittleness. Volume: 100ml. The mixing ratio is 1 to 1.8 for regular hair colors with 6% developer and 1 to 2 for lightening hair colors with 9% developer.