May not be shipped to NY. or CT. Demon WP is a wettable powder,low odor,long lasting residual insecticide Active ingredient: Cypermethrin 40.0% Four water-soluble packets per envelope Each Demon WP envelope yields 2-4 gallons Works on :ants, carpenter ants, crickets, cockroaches, (Not so well on German roaches), Use Invict bait instead, works great on the larger cockroaches(The larger ones from the outside), spiders, scorpions, carpenter bees, box elder bugs, firebrats, silverfish, cockroaches, sow bugs, and other insects.