Iron Oxides, Yellow Iron Oxide, Red Iron Oxide, Ethyl Alcohol, Distilled Water. For adding an auburn hue at touch-up. A strong warm color, if used alone for brows, it may heal to warm, but perfect for micro blading and other similar tools because of the strong cooling in healing. Also as a correcting color if brows turn gray or greenish-gray or bluish-gray and are not very saturated. The corrector for very saturated gray or greenish-gray or bluish gray brows is Anti-Gray.