Brand new! CHI Iron GAURD 44 is a weightless Thermal Protectant Spray that works from the inside out to protect hair from Thermal Damage while sealing the cuticle to prevent further damage. Protects Hair from Thermal Damage and Breakage Vitamins and Proteins add Extra Moisture Superior Thermal Protection Spray Suitable for all Hair Types Weightless Formula Section hair and Spray CHI 44 Iron Guard evenly over damp or dry hair before blow drying or ironing.