Wildlife Research has set the new standard in clothing wash Scent Killer technology with their Gold Series. The powerful anti-odor formula contains a special H. E. Formula with no UV brighteners. Ultra concentrated odor fighting power and you get twice as many loads to an ounce compared to regular Scent Killer Liquid Clothing Wash. 18 Fluid OuncesUltra Concentrated Odor Fighting PowerPremium Dirt and Stain removalDouble the loads per oz of standard Scent Killer Clothing WashNo UV Brighteners