Goldwell System Cream Developer Acid Color 3% For Topchic Colorance Oxycur 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.