Repair your hair with L'Oréal Professionnel Serie Expert Absolut Repair Molecular Leave-In-Mask. For the first time, L’Oréal's Advanced Research team successfully managed to decompose peptides, to inject their components separately into the fibre**. Once inside, they reform & rebuild the molecular structure of the hair***. This patented leave-in mask has been formulated with Peptides bonder + 5 Amino acid, which repairs the hair's macro-molecular structure*. Hair is stronger with improved elasticity and movement****. This mask instantly penetrates and restores strength to give hair a natural feel of smoothness, shine, and a healthy look. This mask protects against against external aggressors, and offers heat protection up to 230°C/450°F*****. Suitable for all damaged hair textures, colour-treated, lightened & natural hair. *Brushing test vs sensitised hair. **Amino acids & peptides bonder. ***Instrumental test after 15 applications of shampoo + rinse-off serum + leave-in mask. ****Consumer test after application of shampoo + rinse-off serum + leave-in mask. *****Instrumental test on leave-in mask. Ingredients: AQUA / WATER / EAU • ISOPROPYL MYRISTATE • DIMETHICONE • AMODIMETHICONE • TRIETHANOLAMINE • PHENOXYETHANOL • CARBOMER • POLYQUATERNIUM-4 • POTATO STARCH MODIFIED • HYDROXYPROPYL GUAR • BEHENTRIMONIUM CHLORIDE • ARGININE • TRIDECETH-6 • ISOPROPYL ALCOHOL • CETRIMONIUM CHLORIDE • LINALOOL • GLYCINE • SERINE • TYROSINE • CITRIC ACID • GLUTAMIC ACID • COUMARIN • BENZYL ALCOHOL • BENZYL BENZOATE • ALPHA-ISOMETHYL IONONE • PARFUM / FRAGRANCE (F.I.L. N70026829/1)