It absorbs oil and controls shine all day so pores look smaller and your skin smooth. With Pore-Shrink Technology to instantly diminish the appearance of pores and Shine-Bloc 12hr Matte Spheres for all day shine control, this magnificent, multi-action primer helps hide imperfections, even out your skin tone and reduce the appearance of redness. It also helps make your makeup last longer and, with vitamin E, leaves you good to glow.