Jamaican Jean's Color 250ml. It is a water-based hair dye that is created with rich plant-based dye pigments and gives incredible color and shine, and does not contain ammonia. A perfect appearance is achieved when the same color paint is used constantly. Your choice in dyeing may be complete dye-balayage or local dye. *For best results, the hair to be dyed should be lightened up to platinum with a powder lightener. *Use a non-metal container for hair dyeing. *Apply directly to the hair with a comb or paint brush - without adding any additives. *Let it sit on your hair for at least 15-20 minutes, depending on the desired color intensity. *After dyeing, lather your hair with shampoo and wash it until clear water flows. For best results, use conditioner afterwards.