Clears pores and blackheads. This unique mask’s active fizzing formula effectively clears pores and helps target blackheads. Technology activates upon application, helping to open pores, decongest skin and facilitate blackhead clearing. Sulfur helps keep skin clear. Kaolin Clay absorbs excess oil and purifies the skin. benefits Sulfur helps keep skin clear Kaolin Clay absorbs excess oil and purifies the skin how to use Apply to areas of congestion, and allow 3-5 minutes to fully activate. Rinse thoroughly and follow with your recommended Clear Start product.