Repairing hair serum for weak, over-processed and damaged hair. Apply 1-2 pumps of Serum Therapiste from mid-lengths to ends on towel-dried hair. Leave in and proceed to blowdry as usual. Can also be used as a finishing touch on dry hair to control flyaways and seal split ends or before hot irons LTKfindsunder100 LTKstyletip LTKbeauty