This nylar-containing formula is ready to use directly out of the can and helps prevent fleas from developing into the biting adult stage. Each of the 3 fogger cans treats up to 2000 cubic feet and helps inhibit flea reinfestation for up to 7 months. Reaches fleas hidden in carpets, upholstry and other hiding places. Effective long term control. Kills bedbugs, fleas, lice and ticks. This product comes in 2-ounce.