Usage:
1. Clean and dry your hair before dying, then spread face oil on your face to keep from contaminating.
2. Put the powder into the cup and add 4 bottles of water into the cup, then stir it over again until it dissolved outright, then add the water aqua and fully stir the solution. (It is better to use warm water in the cold days).
3. Use the brush paste up hair from the place which has much white hair. Because the reaction of white hair to the dye is slow, you should dye repeatedly and comb it while dyeing until all the white hair becomes black. After 20 minutes later, you can use soap and warm water to clean your hair(No soda).
4. It's testified and supervised under Zhejiang Center for Disease Prevetion and Control. It has antianaphylactin. It's safer than other hairdye does. It has no stimulation to the skin.