Brrring on the layers with this limited-edition set featuring two full-size MACStack Mascaras, one with the Superstack Mega Brush and one with the Superstack Micro Brush. MACStack Mascara is an endlessly buildable, clump-resistant formula that gives you customizable volume from natural to next-level, along with instant lash lift and length. MACStack Mascara features the Superstack Mega Brush that's ideal for longer or upper lashes, while MACStack Micro Mascara features the Superstack Micro Brush that's ideal for shorter or lower lashes.