Pulp Riot BARCELONA Toning Shampoo keeps blond, grey and lightened hair free of warm tones. Diminish the appearance of brassy or warm tones in blonde, grey and highlighted hair with this refreshing shampoo that keeps color vibrant and extends longevity. This vegan, sulfate-free formula is also fortified with quinoa, rice protein and conditioning oils to keep hair hydrated and healthy. Directions Apply BARCELONA Toning Shampoo to wet hair and work into a lather. Leave on for 1-5 minutes and rinse thoroughly. It is important to speak to your professional stylist regarding the exact amount of time your hair needs to reach the cool tone you desire.