Dexe Black Hair Shampoo is a type of shampoo that can color your hair black in 5 minutes and is specifically developed to make your hair black and shiny only by washing it in the bathroom. Black Hair Shampoo is a high-tech, non-toxic shampoo. He Dexe rapid hair color shampoo dye is a ground-breaking natural hair dye that covers grey hair in a matter of minutes. This shampoo is used like any other shampoo, and it just takes a few minutes to give your hair a full coverage natural hair color. Dexe black hair shampoo is an instant hair color shampoo that transforms your hair black in a matter of minutes. Natural plant formula, no pollution, no contamination of scalp, natural effect, no hair injury.