This Wella SP Clear Scalp Mask is an intensive anti-dandruff scalp treatment that works to fight off even the toughest dandruff. An essential component of the SP Clear Scalp line, Wella SP Clear Scalp Mask is formulated with the Dermacalm Complex which effectively yet gently clears the hair & scalp of even the most stubborn dandruff while fighting the formation of new dandruff. With Dermacalm Complex Fights stubborn dandruff Intensive treatment