Couldn't be easier [SEP] The built-in brush makes this product easy to apply. If you need to put your makeup on in a hurry, this stuff is really great.<br />You can control how much comes out onto the brush and then use the brush to apply it evenly. It works as well as most primers in that it hides some of the medium, if not the large, pores.<br />Easy to tuck in your makeup bag.