Contains no ammonia, resorcinol or parabens Available in 31 colors, each color can be used alone or blended to create personalized hair colors Fast and easy, complete application takes less than an hour Safe to use over color treated or permed hair. Gives natural looking color variation, will not fade like other hair products. Herbaceuticals naturcolor permanent haircolor gel in 4d clove chestnut contains plant extracts and botanicals for an herbal-based formulation that produces lasting, natural-looking color. This haircolor gel covers gray hair effectively and isn't tested on animals, making it cruelty-free. Apply the gel easily using the applicator bottle, protective gloves and instruction manual. This box contains one 2 fl oz of naturcolor and one 2 fl oz of naturfix gel developer.