Details: Herbaceuticals naturcolor permanent burdock haircolor gel gently infuses your hair with herbal extracts and plant-based ingredients for a rich dark brown finish. Our formula covers one application for long hair and two applications for short hair. Go guilt-free in your haircolor routine knowing that our product is not tested on animals. This box contains 4 fl oz of herbaceuticals naturcolor permanent burdock haircolor gel and uses zero parabens or ammonia.