JOICO Defy Damage Protective Shampoo & Conditioner Duo JOICO Defy Damage Protective Shampoo & Conditioner Duo Stock up and save with this value double pack. Protect all hair types from the ravaging effects of daily heat styling, UV exposure, and environmental pollution that lead to dry, dull, lackluster locks with Joico’s NEW Defy Damage haircare system. This damage-defying breakthrough helps protect and strengthen hair bonds for a healthy-hair transformation you can instantly see and feel. DEFY DAMAGE PROTECTIVE SHAMPOO & CONDITIONER, for bond strengthening & color longevity. A rich, luxurious lather loaded with damage-preventing ingredients gently and swiftly sloughs away dirt, impurities, and buildup without roughing up the hair cuticle or stripping vibrant color. The result is shiny, smooth, clean strands that are wonderfully resilient and healthy-looking.