New Tide Ultra OXI liquid laundry detergent. Next-level stain fighting with 10x cleaning power* features built-in pre-treaters to remove even the toughest stains. Tide Ultra OXI targets tough set-in odours deep down in clothing fibres for a deep clean. With the combination of built-in pre-treaters, surfactants, and enzymes, this powerful liquid detergent effectively removes even the toughest stains, all in one step. It works in both high efficiency (HE) and standard washing machines.