Set your frizz straight with the Joico Smooth Cure Thermal Styling Protectant . Specially formulated to calm frizzy and coarse hair to leave it looking and feeling silky smooth with a beautiful healthy shine. The ultra protective formula of the Joico Smooth Cure Thermal Styling Protectant is a flat iron and blow dry spray that seals hair and provides an extra layer of protection against heat styling. Directions of use: Section damp or dry hair. Spray sections evenly. Style with thermal tool.