Intense anti-brassy hair mask Intense anti-brassy hair mask Remove yellow and orange tones from hair Quick, 5-minute treatment Works on natural hair and hair extensions For dyed, bleached or natural blonde hair Removes hard water staining, UV yellowing and chlorine stains Apply for 5 minutes, as needed to tone hair The Beauty Works Brass Banish Mask is your intensive treatment for sun damaged, chlorine stained or iron water yellowed hair. Reverse this damage in just 5 minutes using the power of violet pigment and enriching sunflower extracts. The Beauty Works Brass Banish Mask is safe to use on bleached, dyed or natural blonde hair. Use as you would any mask. Just apply and leave on for the full 5 minute treatment. When you\'re done, rinse off and reveal soft, silky and shiny blonde hair without the yellow undertones. It will work on hair that is fully or partially blonde, so this includes balayage, ombre, sombre or highlighted hair and hair extensions. Repeat y