The new Ducray anti-dandruff pack includes two shampoos that, when combined, increase effectiveness for a complete anti-dandruff treatment . The kit includes: Ducray Kelual DS Shampoo 100 ml : effective treatment that eliminates dandruff and relieves itchy scalp. Ducray Elution Shampoo 200 ml : with rebalancing action to maintain anti-dandruff effectiveness. The first attacks the problem at the root, while the second maintains its rebalancing effect.