Smashbox Photo Finish Foundation Primer Now, no matter which foundation type you later apply, this Smashbox Photo Finish Foundation Primer ($15-$36) helps blur pores and fine lines so your makeup looks flawless and lasts longer, too. The brand sells several popular primers at Sephora (others focus on specific problems like redness reducing or pore minimizing), but this is the top-selling option. Image Source: sephora.com Smashbox Photo Finish Foundation Primer $15 from sephora.com Buy Now