Igora Vibrance Developer for mixing with your hair dye Igora Vibrance. This product contains hydrogen peroxide. Make sure that the product never comes into contact with your eyes. Should it be that you get it right in your eyes, you should rinse it as soon as possible. When using this product, it is advisable to wear gloves. Keep this product in a cool place and ensure that children can not get to.
The Igora Vibrance developer comes in 1.9% and 4.0% concentration.