An intense smoothing serum that controls volume and reduces frizz for up to 24 hours on all hair types. This super lightweight serum controls unwanted volume and smooths the look of frizz. Use as a blow-dry primer or must-have for on-the-go touchups. How to use: Using your palms, evenly distribute a small amount on towel-dried hair from midlengths to ends. Blow-dry your hair or let air dry.