Amika Bust Your Brass Cool Blonde Repair Shampoo is an ultra-violet shampoo that tones unwanted brassy hues in blonde, silver, grey or lightened hair. Formulated with high-quality ingredients, including bond cure technologies, plant butters, vegan proteins and ultra-violet pigments, this Amika shampoo results in 86% more repair, 55% less breakage and stronger hair after use. The blonde shampoo brings out the best tones and shades of blonde and helps to prevent further damage to hair. The formula of this Amika blonde shampoo is vegan, cruelty-free, paraben-free and sulfate-free.