Wella SP Clear Scalp Mask 200ml 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. Directions of use: Distribute evenly through pre-shampooed towel-dried hair Leave for five minutes Rinse out thoroughly