Bottle contains 64oz of Deep Cleaning Detergent. The detergent Deep Cleans & Quickly Removes Stubborn Everyday Dirt & Grime. Formula is 2X Concentrated - 3 fl. oz. is equivalent to 6 fl. oz. of non-concentrated formula with a fresh linen scent. Cap includes a convenient measuring cap. Use In All Hoover Carpet Cleaners Including TV#'s 104-912 & 705-576.