Powered by the exclusive, patented thickening technology, Filler-A100 + Amino Acid, Pro Longer Ends-Filler Concentrate (In-Salon) is an exclusive in-salon treatment for long hair suffering from thinned ends.
Start your treatment with the in-salon application to maximize the results of ends filling and split ends reduction. Then, bring home the Ends-Filler Concentrate (At-Home) to continue the treatment. The results are long lasting and cumulative.
Long hair with thinned or split ends
*When used with Pro Longer Shampoo + Pro Longer Mask + Pro Longer Concentrate versus unwashed hair.
Pro Longer's ingredients include an exclusive combination of FILLER-A100 + Amino Acid.
Penetrates the fiber core and thickens, as well as immediately conditions and resurfaces hair fiber. Only L’Oréal Professionnel owns the patented FILLER-A100 molecule.
Strengthens and renews lengths.