Brand new full size 28 ml What it is: Banish oil and make your makeup stay put with De-Slick Complexion Primer, a lightweight, oil-absorbing primer to not only control shine, but also help makeup go on better and last all day. What it does: De-Slick Complexion Primer keeps oil in check even in the most extreme conditions, like when you’re under hot studio lights or in the muggy heat of a New York City summer. Mattify and smooth skin while minimizing the appearance of pores.