Abba Herbal Remedy Color Protect Leave-In Treatment for chemically treated or damaged hair - 4 vials x 0.5 oz is an intense treatment for chemically treated or damaged hair. Natural soy proteins combined with healing herbal ingredients penetrate the hair shaft to strenghten and rebuild chemically treated and fragile hair. Low pH seals in moisture. Hair is 10% stronger after treatment. Less breakage is key for maintaining integrity of color treated hair.