The Dikson double concentration anti-yellow shampoo 1000 ml is the ideal solution for blonde, bleached or grey hair that wants to maintain brightness and cool tones without unwanted shifts. Thanks to its formula enriched with intense violet pigments, it effectively neutralizes yellow and golden highlights, giving una hair a fresher and more radiant look. The double concentration ensures more effective and long-lasting action, reducing the frequency of washing. Perfect for professional or home use, it leaves hair soft and easy to comb, preserving its integrity and giving a healthy, well-groomed appearance. An essential product for those seeking visible results and always impeccable color.