Mizani Thermasmooth Smooth Guard Smoothing SerumA lightweight leave-in serum. This formula leaves a polished look to the hair while keeping it feeling smooth.THERMASMOOTH SMOOTH GUARD SMOOTHING SERUM Lightweight, leave-in thermal protecting serum buffers against heat styling damage and facilitates the use of heat tools by providing extra glide for easier manageability. The advanceC3 Smoothing Complex with cationic polymers to is designed shield and polish while hair is being smoothed.How to Use: Towel-Dry hair, then evenly distribute Smooth Guard serum throughout the base of the strands to the ends of the hair. Section and secure hair with clips for control. Blow-dry hair with tool of choice, which will infuse the hair with more C3 Smoothing Complex. For thick or coarser hair, if necessary USE more Smooth Guard serum after hair is dry prior to thermal straightening.Experience an exclusive thermal straightening system engineered to restore moisture, nourish and strengthen hair without a chemical commitment. Powered by an advanced C3 Smoothing Complex featuring coconut oil, ceramides and cationic polymers, Thermasmooth is a 4 step professional system that conditions, protects against thermal stress and repels humidity for long-lasting smooth style. Indulge your clients with ultra smooth results, brilliant finish and radiant shine.