Crystal Gold Enzyme Shampoo Not only refreshes gold and brown colors, but also helps to remove tears, saliva & urine stains. Works wonderfully on bronze Red, Gold, and Brown colored pets! Heat before use. Crystal Gold Shampoo is the most advanced formulation in shampoo technology. This formulation combines enzymes found in nature to produce the first enzymatic complex for shampoos. This complex removes stains caused by urine, grass, blood, saliva and other organic soil. May be used on cats 8:1 Concentrate