This powerful liquid hair mask is expertly formulated to strengthen and repair weak, damaged hair, making it ideal for colour-treated and highlighted strands. Infused with citric acid and squalane, its innovative liquid texture works from within to nourish hair without weighing it down, promoting exceptional smoothness and a healthy lustre. For optimal results, apply this mask to clean, damp hair, allowing it to penetrate deeply before rinsing thoroughly to reveal revitalised, stronger strands