No Red Anti-red hair mask Suitable for natural and colored hair with dark tones (level 3/4/5). Formulated with green pigment that attenuates unwanted red tones. Leaves hair soft, with a cold and shiny reflection. Use: After washing hair with No Red Shampoo, wear disposable gloves and apply to towel-dried hair on lengths and ends. Leave on for 3 to 5 minutes. Rinse thoroughly.