Unclog pores with Murad Blackhead & Pore Clearing Duo. Murad Pore Reform Blackhead & Pore Clearing Duo is a two-step blackhead and pore-clearing treatment, featuring Oxidation Reversal Complex, formulated to help reduce the recurrence of blackheads and seal pores for the ultimate protection against pore-clogging impurities. This fast-acting 2-step treatment helps reduce blackheads and seal pores for the ultimate protection against pore-clogging impurities. It detoxifies skin, drawing out dirt and excess oil to purify pores. Murad Blackhead & Pore Clearing Duo also targets sebum oxidation, a leading cause of blackheads, and the buildup of cellular debris while tightening pores and refining the complexion. These acne care products extract stubborn impurities from deep within pores and reduce the formation of blackheads on average by 58 percent. Each kit contains Murad Blackhead Remover (1.7 oz) and Murad Pore Refining Sealer (0.5 oz). This has 2 kits.