Goldwell Colorance Developer Lotion Acid Color 2% 33.8 Ounce 1000 Milliliters Colorance acid hair color was introduced by Goldwell in 1986. It was the first acidic hair color to contain an oxidative pigment that could develop in a non-alkaline environment. Colorance contains natural plant extracts and hydrolyzed wheat protein to protect and care for hair. Colorance delivers brilliant color the gentle way, to every client?s hair. Colorance Demi-Permanent Hair Color - As a professional, you know the healthier the hair, the more beautiful and shining the color result will be. Colorance is the first demi-permanent hair color with IntraLipid- Technology that repairs the hair during the coloration service. *This is a professional product and should be used only by a trained individual. The seller is not liable for any adverse outcome resulting from the use of this product.