Stack on infinite layers of volume + length with MACStack Micro Mascara. This never-before-seen continuously buildable, clump-resistant formula gives you customizable, weightless volume from natural to next-level. Mirror your unique mood and reflect your individuality with the Superstack Micro Brush, which delivers ultra-precise, controlled application and is ideal for shorter lashes or lower lashes. Magnify your eyes and enlarge your lashes with this major mascara must-have! What It Does: A continuously buildable mascara that stacks on infinite layers of volume and length, with a smaller brush that delivers ultra-precise application and is ideal for shorter or lower lashes. Key Claims and Benefits: 24-hour wear Clump-resistant Weightless Separates and defines lashes Non-flaking Research Results: 95% achieved a custom natural-to-bold voluminous look* 95% said mascara was easy to build* 92% said lashes felt weightless* *Consumer testing on 110 women after using Superstack Micro Brush for one week. How to Use: Press the brush into lashes close to roots and shimmy brush through from roots to tips. Keep stacking the weightless, clump-resistant formula for limitless volume and length potential. 0.41-oz.