An anti-dandruff scalp clarifying treatment mask Effectively combats dandruff while conditioning scalp & hair Prevents formation of new dandruff & irritation of scalp Leaves scalp & hair clean healthy To use: Spread evenly through pre-shampooed towel-dried hair. Leave on for 5 minutes & rinse wellProduct Line: Wella - System ProfessionalProduct Size: 400ml/13.33oz