The first triple-action purple shampoo to remove metals + minerals, neutralize existing brass, and defend against future brassiness for blonde like new, hair like new. 
Powered by K18 triple-action technology:

• Removes brass-inducing metals and minerals with ionic detox
• Neutralizes brassiness with precision violet technology that won't stain or overtone
• Defends against future brass with biopolymer to help prevent reattachment of metals + minerals during washing
• 1 wash removes up to 3 months of brass from hard water
• Neutralizes brassiness without staining or overtoning
• Ideal hair tone is restored and evened for all highlighted and lifted tones
• Easy-to-apply foam