Keratin Complex Coppola Keratin Care Shampoo is a sodium chloride free product that will not strip keratin from your hair. Helps to assure lasting protection for your keratin and color treatments. Made with hydrolyzed keratin, making them perfect for those with dry, damaged, or over processed hair. Frizz fighting humectants and proteins add body and shine to the hair, while also eliminating unwanted frizz. To use, apply the shampoo to wet hair and massage the product until it lathers. Then, rinse with water thoroughly, and squeeze out excess water. Apply a keratin safe conditioner onto damp hair, focusing on ends of the hair. Let the conditioner sit for one to two minutes, then rinse out completely with water. This is the original Coppola formulation. This is a set of 4 shampoos. Each product s 13.5 oz. made with citric acid, Hydrolyzed Soy Protein, Hydrolyzed Wheat Protein, and Hydrolyzed Keratin. This product comes in liquids form.