Sulfate, Paraben & Sodium Chloride Free - developed to maintain the health of the hair bonds previously damaged by a color or chemical service. Thermal, UVA & UVV Protection - Will protect the hair from the sun after color service to prevent sun damage and color fade. Rebuilds & Strengthens Hair - Shampooing & Conditioning after a color service will rebuild and Instantaneously strengthen the bonds in the hair. Preps Hair - Prepares hair for the next chemical service. Leaves luxuriously soft, shiny & healthy hair. 4BOND N’ PLEX is a rich, thick, creamy color hold without Paraben bond building Shampoo. Using 4BOND N’ PLEX Shampoo (pH 4.5) AFTER color/chemical services will rebuild hair bonds and fortify highly damaged, dry and thirsty parts of the hair shaft. No Sulfate, No Paraben and No Sodium Chloride Thermal, UVA and UVV Protection. Rebuilds and Instantaneously Strengthens Hair. Prepares Hair for the Next Chemical Service. Luxuriously Soft, Shiny & Healthy Hair