Hair Colour Shampoo Dark Brown - 50g Shampoo Hair Color, a unique formulation that colors your hair while you shampoo. So now no extra effort and no extra time for coloring your hair. All you have to do is wash your hair with Shampoo Hair Color once a week or as per requirement and get Natural looking black hair, evenly spread from the roots to the tip of hair/hair-ends. shampoo colors and cleans your hair. HOW TO USE:- Cut open the entire sachet from the top corner. Use the entire sachetâ??s content and apply on wet hair. Massage hair well for about a minute untill the shampoo is evenly spread on the hair. Leave it on for at least 8-10 minutes. Rinse well with water.