Defy Damage Protective Shield to guard against thermal and UV damage. 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. From salon to home and beyond, this damage-defying breakthrough helps protect and strengthen hair bonds for a healthy hair transformation you can instantly see and feel. • Instant daily protection from damaging heat, UV, and environmental exposure • Makes hair 4X more resistant to breakage during heat styling* • Protects against color fade • Leaves hair soft, shiny, and healthy-looking