Great for both indoor and outdoor use, this is the only insect killer you'll need to buy. Bayer Advanced Home Pest insect killer kills over 50 listed species, six times more species than most other brands. Ideal for use against ants, roaches, spiders, fleas, and more, this formula is non-staining and neutral smelling, and comes in an aerosol can that allows it to be applied at any angle. | BioAdvanced Home Pest Insect Killer | Size 15 oz