This Protective Thermal Straightening Balm is a powerful, heat activated, humidity resistant formulation that straightens waves/curls and tames frizzies while protecting hair from heat styling and environmental stresses. An exclusive Brazilian Complex reconstructs and strengthens damaged hair while creating a protective protein layer on the hair shaft to straighten, smooth and seal the cuticle. The end result is straighter, smoother, healthier hair with radiant shine. GLUTEN FREE. PARABEN FREE. UVA/UVB PROTECTION. CRUELTY FREE. PHTHALATE FREE.