Lancome Définicils High Definition Mascara - Black Lancôme's Définicils Defining and Lengthening Mascara is an iconic defining mascara that creates the look of longer lashes with a flake-free, non-clumping formula. This lengthening mascara defines lashes using polymers formulated to lift and lengthen. Delivers long, defined, and natural-looking eyelashes Clean and precise application Effective lengthening mascara that separates lashes without clumping, making them appear naturally striking from root-to-tip For sensitive eyes, mascara can be challenging and this formula includes panthenol and vitamin B5 to condition