1oz Maintain and amp up the intensity of your hair color at home with amika's Mixtape Color Boosting Drops. Mix these ultra-concentrated pigments with any hair product to tone or enhance your shade, while amino acids promote hair's health. This hair pick-me-up provides color-boosting effects to promote color vibrancy, so you can go longer in-between salon visits. THE DETAILS In Gold - for natural to light-medium blondes - adds warmth and brightens Safe for color-treated, Brazilian-treated and keratin-treated hair, vegan & cruelty-free Free of Sulfates, Parabens, Gluten, Mineral Oil, MIT/MCIT, Artificial Colors, and Phthalates