What it is: Thermal Styling Spray performs as an air-weight barrier between you and the daily use of hot tools. What it does: It sets curls for a long lasting effects and hold without stiffness or flaking. Our conditioning properties deliver nourishment shine and astonishing sartorial possibilites. Ingredients on product.On dry hair : spray each section evenly prior to using hot tools such as curling irons flat irons and hot rollers. On wet hair : spray evenly for medium style support.