Three simple steps to teach you to color your hair at home 1. Press out the foam Put on disposable gloves and shawl, pour 1 dose and 2 doses into the foam pump bottle at the same time, shake left and right evenly 2. Apply the color Put the right amount of foam in the palm of your hand and apply evenly to your hair in the order from the tips to the roots. 3. Wait and rinse Rinse off with water and apply the complimentary hair mask promptly. Safe hair coloring, gentle and non-irritating Say goodbye to hair damage and no damage to hair after dyeing Ammonia-free formula for safe hair coloring No hair damage, no pungency, no cancer