Our black hair care dye wax contains Damascus rose oil, charcoal. It can be anytime, anywhere hair color, easy to operate. The ingredients are safe and contain no harmful chemicals, so you can use them with confidence. The way to use it is simple: make sure your hair is dry before use. Wear protective equipment and gloves during operation, and apply cream to prevent skin contact. Apply an appropriate amount of hair dye product on the palm of your hand or a special hair dye brush to ensure that each strand of hair is evenly applied. Rinse your hair thoroughly with warm water until the water runs clear. And can deeply nourish hair, improve softness.