Gray Hair Dye Darkening Shampoo 3in1 Instant Gray To Black Fast Natural

The usage method of the three in one hair dye mainly includes the following steps:

Mixing hair dye: Pour plant extract hair dye into the fixative and shake thoroughly for two minutes to ensure even mixing.
Apply hair dye: Apply the prepared product to dry hair and ensure it is applied within 25 minutes.
Waiting time: Leave the product on the hair for 40-60 minutes, as hard hair may take longer to fully color.
Cleaning hair: Rinse hair thoroughly with water and use conditioner for final care.
These steps ensure the effectiveness of hair dyeing and the health of the hair, while providing sufficient waiting time to ensure long-lasting color. Conducting a skin test before use is an important safety measure that can prevent allergic reactions. ‌