Health and Beauty Masks L'Oréal Professionnel Pro Longer Mask 500 ml Renewing tips mask. Ideal treatment for long hair with fine ends that suffer from breakage and split ends. Thanks to its concentration in the patented FILLER-A100 molecule and amino acids, this professional formula provides long-lasting strength and thickness. These components penetrate the core of the fiber to thicken the ends and resurface the lengths. In a creamy and smooth texture that keeps hair nourished and tips renewed. The result is a 32% reduction in split ends and a 66% reduction in hair breakage.