DID YOU KNOW... ArgiPlex is a bond builder that is already built into the formula? This is how only a LumiShine color service can add shine and reduce hair breakage.** Joico’s powerful ArgiPlexTM Technology rebuilds and protects broken bonds. Arginine, a “smart” essential amino acid, works inside the hair shaft targeting weak links to bond and strengthen each strand. The result: instantly healthier-looking, more manageable hair with 2X more shine*** **Combing breakage on damaged hair with K-PAK® Color TherapyTM Shampoo and Conditioner vs. non-conditioning shampoo ***vs. untreated damaged hair