New Lancome CILS Booster XL Super-Enhancing Mascara Base 2.07 ml Evenly coats and smooths your lashes to maximize the results of your favorite mascara. The magic behind this mascara base is the conditioning formula—infused with micro-fibers and vitamin E— which adds extra length and thickness to lashes for added visible performance. Lancome Mascara Base Lancome Lash Primer Lash Primer Mascara Primer