Contains a combination of NYLAR® insect growth regulator, Pyrethrum, and Permethrin to break the flea life cycle and kill adult & preadult fleas including flea eggs to prevent reinfestation for 7 months. Also kills cockroaches, spiders, ants, flies, mosquitoes, gnats, millipedes, lice, boxelder bugs, flying moths, hornets, carpenter bees, wasps, midges, silverfish, yellow-jackets and ticks. For use in: Homes, attics, basements, garages, apartments, boats, cabins, campers, closed porches, condominiums, kennels, kitchens, pet sleeping areas, and institutions. One unit treats 6,000 cubic feet of unobstructed space. Sold in a 3-Pack for multi-room use.