(12) 6 oz. cans. Champion Sprayon® Indoor Insect Fogger is a water-based, non-staining fogger. One 6-ounce can of this product treats up to 6,000 cubic feet. For larger areas, use additional cans. Do not use in smaller areas such as closets or cabinets, or in rooms 5' x 5' or smaller. The penetrating fog kills ants, cockroaches, crickets, fleas, flies, mosquitoes, rice weevils, saw-toothed grain beetles, small flying moths and ticks. Flying and crawling indoor fogger insecticide. Effective up to 6,000 cubic feet. Non-staining water-based formula. Does not have an unpleasant odor. Actives: Mixture of natural pyrethrins and a synthetic pyrethroid, Permethrin.