Guerlain Blurring Active Base 1.0oz / 30ml A smoothing and blurring face primer that minimizes the appearance of pores, fine lines, and wrinkles while prolonging makeup hold. Blurring Active Primer instantly blurs the appearance of pores and allows skin texture to look more refined while mattifying the complexion for perfect skin all day long. Thanks to Guerlain PoreControl technology, the appearance of pores is visibly reduced and the skin texture looks more refined with each application, day after day. Its fresh and non-greasy texture allows the skin to breathe while prolonging make-up hold. Its formula contains silica beads to absorb sebum throughout the day for a matte, shine-free complexion, while an antioxidant component fights the free radical effects of pollution.