#### Benefits
- 95% saw gravity-defying volume*
- 95% saw instant lash lift and length*
- 95% said mascara builds endlessly*
- 24-hour wear
- Clump-resistant
- Weightless
- Flake-resistant
- *Consumer testing on 111 women after using Superstack Mega Brush for one week
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.The MAC Macstack Mascara Superstack Micro Brush 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.