One-Shot Home Insect Control is an insecticide formulated for indoor use to kill more than 500 listed insects by contact. This fast-drying product kills cockroaches, ants, and spiders for up to 365 days indoors on non-porous surfaces. Excellent for spot treatment and crack and crevice application, it kills the bugs you see and the bugs you don't see. When used as directed, this clear formula is non-staining and leaves no lingering odor.