Amika Bust Your Brass Cool Blonde Strength Repair Shampoo - 9.2oz is the ultimate toning shampoo for blondes, silvers, and grays. Infused with bond cure technology, vegan proteins, and ultra-violet pigments, it gently cleanses while neutralizing unwanted yellow tones and strengthening damaged hair. Perfect for maintaining cool tones and boosting shine, it leaves hair brighter, stronger, and beautifully refreshed.