CGX Innovative hair colour shampoo and conditioner gradually reduces grey with every wash. Gently and thoroughly cleans and revitalizes, increasing volume for a thicker, fuller look.Reduces grey hairs gradually, for subtle, natural-looking results, unlike other dyes. No ammonia or peroxide.Triple patented formula, keeps hair looking stronger and healthier.This product is best for light brown to black hair.Makes reducing grey easy: All you have to do is shampoo your hair. Also available in 2-in-1.Just use it instead of your regular shampoo and conditioner until you like what you see. Then alternate with your regular shampoo to maintain the look you like.