Buy L"Oreal Conditioners - L"Oreal Professionnel Serie Expert Fiberceutic Intra-Cylane Hair Filling Serum for Very Damaged Hair 15 x 15ml/0.6oz. How-to-Use: *Step 1A: Fill the precision dispenser with on dosage of serum (this may require 2 or 3 attempts to retrieve any remaining product) *Step 1B: Apply the serum to shampooed, towel-dried hair. Do not rinse. *Step 2: Directly onto the unrinsed hair, apply the appropriate restorative hair sealing treatment,