Prairie Naturals Big Sky Tea Tree Shampoo - Provides deep, gentle cleansing action with anti-septic relief from itching and dandruff. Herbal extracts and natural plant emollients leave hair shiny and manageable. Tea Tree Oil is a non-toxic astringent, which acts as an effective disinfectant, bacteriastat and fungicide. Prairie Naturals Big Sky Shampoo gently cleanses by lifting and removing dandruff flakes and replenishes moisture with essential nutrients.