Thanks to the special formula of our shampoo, it helps to cover the gray hairs. Put on your gloves. Wet your hair, take 1 measure of Part-A and one measure of Part-B in the shampoo box with the help of the scale in the box, and mix thoroughly in a separate suitable container for not more than 2 minutes. Apply the resulting mixture all over your hair without waiting. 10 minutes after the application is completed. Leave it on your hair. After waiting, rinse with plenty of water. You can rinse once more with your own shampoo if you wish. Avoid contact with eyes, in case of contact wash with plenty of water. If you experience any unexpected effects, consult a doctor.