Take control of unruly hair with the redken smooth two smooth 03 smoothing amp strengthening serum duo the ideal treatment for those who suffer with unwanted frizz this dynamic duo works in tandem to smooth condition and repair damaged hair types combining the power of a humidity resistant smoothing serum with a refortifying serum redkens patented intra cylane technology works to fill in gaps in the hairs cuticle whilst individually repairing every strand for a soft smooth and shiny