1. Select the appropriate color and check whether the sealed package is intact.
2. Test skin allergy before use, which can be done behind the ear. Do not use if you have allergic phenomena such as redness and swelling.
3. Shampoo and blow dry your hair, put on gloves prepared in advance, open the sealed package, pour liquid A and liquid B into an empty clean container, and fully stir them to make the two liquids fully mix into foam.
4. Apply foam to dry hair, evenly from the hair root to the hair tip, paying special attention to the hair on the top of the head, hairline, behind the ears and back of the head.
5. Let the hair dye stay in the hair for about 20 minutes, and the time can be appropriately extended or shortened according to your own needs.
6. Under the action of hair dye, rinse the hair thoroughly with warm water until all the hair dye residues are washed away, and then pat the hair dry with a dry towel.
Precautions:
1. Skin allergy test should be conducted before using hair dye.
Don't let hair dye enter your eyes or mouth. In case of contact, please rinse with plenty of water immediately.
3. When using hair dye, it is best to wear old clothes or cover towels to avoid soiling clothes and skin.
4. The color of hair dye will be different according to the quality, color and pretreatment of each person's hair.