Provoke Hair Colour Remover, Max Strength Removes Permanent Hair Dye. Safely revert to your previous colour without bleach or ammonia. Cover with hair cap and leave on for 30 minutes. If you have very thick, or longer than shoulder-length hair it is advised to use 2 boxes.
This product would be ideal for individuals who have accidentally over-bleached their hair or are seeking a quick way to reduce the intensity of an unwanted color.