Enlarged pores Blackheads: Paula's Choice Shine Stopper Keeps oily skin shine-free for up to 6 hours, while minimising the appearance of pores. A soft, shine-free finish that lasts all day long. This oil-absorbing primer gives a soft, powder-like finish. The unique Microsponge® technology keeps oily skin shine-free for up to 6 hours, while minimising the appearance of pores. Use it as the perfect base for flawless, long-lasting make-up or wear it alone.