Part 2. Doing a Steam and Mask Treatment. Steam your face. This opens your pores to allow impurities to come out. Make a facial mask. A facial mask draws impurities from your pores and brings out the very best in your skin. Apply the facial mask for 20 minutes. Rinse away the mask with warm water. A facial is a great way to take care of your skin. Find out what happens during a facial, why it's good for your skin, and how often you should get.