Anti-yellowing shampoo that removes brassy and yellow tones, helping to maintain blonde hair color until the next dye. It is also enriched with olive oil that nourishes and repairs hair, leaving it healthy and shiny. How to use: – Apply the shampoo to wet hair – Massage the hair well, focusing on sensitive and yellow areas – Leave for at least 5 minutes for no more than 10 minutes – Then wash well with water and it is preferable to use a mask after it