Black Flag Extreme Home Insect Control + Germ Killer, Ready-to-Use, 32-Ounce USE INDOORS AND OUTDOORS: Ready-to-use, do-it yourself pest control. UP TO 12 MONTH CONTROL: Controls cockroaches and ants up to 12 months on non-porous surfaces. GERM KILLER: Reduces 99.9% of the germs* that insects may leave behind. NON-STAINING: No-odor formula. GUARANTEED: Guaranteed to work or your money back. See product label for details. Kills on contact Up to 12 month control for cockroaches and ants on non-porous surfaces Reduces 99.9% of the germs* that insects may leave behind Indoor and outdoor insect killer