This specialized shampoo from Four Reasons is formulated specifically for maintaining vibrant red hair tones. Featuring a sulfate-free composition, it gently cleanses while actively toning the color, helping to prolong your desired shade between salon visits. Its formula is designed to infuse strength and manageability back into the hair fibres, minimizing fading and adding a noticeable boost of saturation. Apply to wet hair, lather gently, and allow it to process for the recommended time to achieve optimal toning results.