Color oops Hair Color Remover, Extra Strength - 1 ea Removes difficult colors. Removes all artificial hair color. Gently removes permanent semi-permanent hair color. Takes only 20 minutes. Safe and easy. Ammonia free/bleach free. Re-color the same day. Color Oops Extra Strength is the safest and most effective way to reverse an undesirable hair color application. In just 20 minutes Color Oops corrects your hair color by shrinking the dye molecules, allowing you to simply wash them away.Our unique formula is bleach-free and ammonia-free; Color Oops will not have the damaging effects of bleach or ammonia based products. Color Oops extra strength is so gentle that you can re-color your hair the same day. Color Oops Extra Strength removes artificial color from hair that has become too dark. For instance: if your hair was blonde and you applied a brown color that is too dark, color oops can be used to get your hair back to a blonde shade.Color oops can also be used to remove artificial color from hair that was lightened but became off-tone. For instance: if you have naturally brown hair and used an ash blonde color and your hair is now blonde with a green tint, color oops will remove the green tint, but your hair will remain blonde. Product not tested on animals. Made in USA.