When it comes to styling, the heat is always on. Thermodynamics; 4-step process has been expertly formulated for use before, during and after heat-styling for maximum hair happiness. Step 1: Cleanse and nourish creates the perfect base for heat-styling; replenishing, rejuvenating and conditioning hair for long-term beauty and health. For normal to fine hair that could use extra body, this conditioner plumps up each hair strand while strengthening, conditioning and controlling static. Made in USA.