The After Color Treatment contains a shampoo and a balsam for salon use and home use. The shampoo and balsam for salon use are more acidic than the home use products. The shampoo has mild cleansing characteristics. LP 300 protects the hair. Silk proteins and the cation active polymers make the hair soft and easy to comb. The balsam locks the color pigments in the hair. The UV filter protects the color from fading caused by sunlight. Silk proteins leave the hair easy to manage.