Powered by the exclusive, patented thickening technology, Filler-A100 + Amino Acid, Serie Expert Pro Longer Lengths Renewing Mask is the perfect treatment for long hair suffering from thinned ends.
Why we love It
An exclusive combination of FILLER-A100 and Amino Acid to renew lengths and fill-in ends. The FILLER-A100, a patented technology owned by L'Oréal Professionnel only, penetrates the fibre core to thicken ends and resurfaces. The Amino Acid brings strength to the fibre. For longer, thicker, better hair.
