Clinique High Impact Lash Amplifying Serum is a nightly conditioning serum that jumpstarts lashes. 97% showed longer, thicker, or darker-looking lashes.* What It Is: Nightly conditioning lash serum jump-starts lashes. 97% showed longer, thicker, or darker looking lashes.* What It Does:Amplify your lash look, without going to extremes. This nighttime pampering serum nourishes to promote longer, thicker, darker looking bare lashes in just 12 weeks. No salons, no appointments. Just lush-looking natural lashes. Gentle formula, infused with nourishing haircare ingredients and peptides, enhances the overall appearance of lashes.  How To Use:Use once nightly. Apply lash serum to clean, makeup-free upper lids, on the same area you would apply eyeliner. Using the felt tip applicator provided, apply a thin line to the base of upper lash line with eyes closed, taking care to avoid getting product into eyes. Fan dry for a few seconds before repeating on the other eye lid. Use With:High Impact™ Mascara; High Impact Zero Gravity™ Mascara