Rugby Anti Dandruff Shampoo. 7oz. Selenium Sulfide 1% - Rugby Anti Dandruff Shampoo, containing Selenium Sulfide 1%, offers a reliable solution for dandruff control. With the same active ingredient as Selsun Blue, this 7oz shampoo effectively targets and eliminates dandruff, leaving your scalp feeling clean and refreshed. Trust Rugby for effective dandruff relief.