Greatist rated the PMD Clean as one of the best facial cleansing brushes to help reduce the appearance of blackheads. There are many reasons why using a facial cleansing brush can be beneficial; the article discusses a few!
"Research supports their use, finding that they help reduce inflammatory *and* noninflammatory acne lesions (that’s blackheads, ppl!) and improve skin condition. Other research finds that they’re an ideal way to cleanse deeply without removing too much sebum, which can cause more skin imbalances and skin barrier dysfunction."