Special H-EA(R) formulation is compatible with both Standard and High Efficiency washing machines.Ultra-Premium Formula - The Gold StandardA(R) in Clothing Washes Ultra Concentrated Odor Fighting Power Ultra-Premium dirt and stain fighting power. Twice as many loads per ounce compared to regular Scent KillerA(R) Liquid Clothing Wash. Special H-EA(R) Formula with No U.V. Brighteners! Take your Scent Elimination to an Extreme Level! You Deserve your Golden Moment(TM) Be sure to use genuine Scent KillerA(R) brand scent elimination products - Look for the Gold Caps! *The color gold for a cap is a trademark of Wildlife Research Center, inc. Available Sizes: 18 FL OZ Bottle 32 FL OZ Bottle *Additional sizes or combos may be available at some locations.