CHI 44 Iron GuardThis superior thermal protection spray works from the inside out, helping protect hair from thermal damage and breakage with a weightless formula and no added build-up. Helps to seal the cuticle and works to prevent future damage.CHI Silk InfusionCHI Silk Infusion Silk Reconstructing Complex is a rich leave-in treatment enriched with silk, wheat, and soy proteins that will penetrate and help strengthen the hair, providing incredible softness, manageability and shine.