Schwarzkopf OSIS+ Mattifying Volume Powder Dust It 0.35 Ounce 10 Milliliters The innovative silicate composition, responsible for the strongest matte effect and incredible volume, makes this unique product a must-have! For an expressive, wild finish: sprinkle powder into the hair like salt or pepper and spread it on the hairline. For a stronger matt look: incorporate the product into damp hair and let it dry