After cleansing and, if necessary, applying a rinse-out conditioner, wipe away any excess water from your hair.

Wear protective gloves and dispense the correct amount of mask into the palm of one hand.

Gradually take the product with the fingers of the other hand and apply it strand by strand, massaging from the lengths to the ends for a few minutes.

Comb through to distribute evenly. Leave on for 5-10 minutes, check visually, and then rinse thoroughly. Extending the processing time increases the intensity of the reflection.

Recommended use:
- Once a week until the desired shade is achieved.
- Maintenance: Once every 2 weeks.