The iconic Lancôme Cils Booster XL comes back with new luxurious packaging. A white, super-enhancing mascara base, suitable for sensitive eyes and enriched with XL Micro-Fibers, that helps to protect your lashes and to gain a maxi booster effect.Use Cils Booster XL under your usual mascara to enhance its colour and makeup results for a look that is instantly more intense and more captivating. The Cils Booster XL formula allows more length, curve and thickness for the lashes, without clumping or smudging. Its white colour intensifies the colour of the mascara applied over it.HOW TO APPLY CILS BOOSTER XL1. Apply from the lash base to the tip, working the brush in a zig zag motion for maximum volume and separation 2. Follow with your favourite Lancôme mascara93%* saw more length 92%* saw more volume 85%* saw more curlOphtalmologically tested. suitable for sensitive eyes and contact lens wearers.*Consumer test realized on a panel of 58 woman from 18 years old on a duration of 1 week.