Heat Protector Straightening Spray maintains the perfect moisture balance while using heat appliances. Protects hair against damage from blow dryers, flatirons, curling irons and other hot tools. Leaves hair smooth, frizz free and shiny, even in humid conditions. Key features This is a lighter spray formula of our popular serum. Works well on finer hair and when flat ironing. Leaves hair silky soft with vibrant shine Eliminates frizz Prevents static and reduces drying time Improves body and manageability Easy Application How To Use ON DAMP HAIR: Spray lightly. Comb through evenly. Flat iron or blow dry from roots to ends. AFTER STYLING: Spray lightly for a healthy, silky, shiny finish.