Generally speaking, there are two types to choose from. There are silicone-based options, which work well to smooth out the skin, but have the potential to feel heavy and clog pores; silicones are also considered questionable ingredients in terms of safety for some. A better pick? Water-based formulas, which are not only ultra-hydrating, but completely lightweight. Try any of the seven picks below, and we guarantee you’ll be pumped about primer. To buy: $32; sephora.com. To buy: $39; ulta.com. To buy: $22; amazon.com. To buy: $28; sephora.com. To buy: $36; amazon.com. To buy: $7; sephora.com. To buy: $42; ulta.com.