CHI Keratin Mist, Strengthening Hair Spray For Restoring Softness & Protecting Against Heat Damage, Paraben-free STRENGTHENING HAIR SERUM: This leave-in treatment infuses hair with proteins to help provide hair with strength, softness, and protection against thermal tools. CHI'S KERATIN LINE: CHI’s Keratin products protect against heat damage, which means you can use your flat iron or curling iron without worrying about damaging your hair! CHI HAIR SPRAYS: CHI Sprays use ceramic & proteins to provide outstanding hair protection. Ceramic compound releases anions on the cuticles, which help to interlink the proteins into the hair strands imparting luster & strength for a vibrant appearance. CHI: Founded by Farouk Shami, a hairdresser allergic to ammonia who sought to create the first ever ammonia-free hair color & has remained committed to crafting the finest ethical haircare. All CHI products are cruelty-free, paraben-free, & sulfate-free. Directions Spray evenly throughout the hair and leave in. Proceed with styling.