Keep your clothes looking and smelling great with Tide Ultra OXI liquid laundry detergent. It features next-level stain fighting with built-in pre-treaters to remove even the toughest stains. Tide Ultra OXI targets tough set-in odors deep down in clothing fibers for a deep clean. With the combination of built-in pre-treaters, surfactants and enzymes, this powerful liquid detergent helps remove even the toughest stains, all in one step.