Contains a powerful insecticide, Fipronil, which gets rid of ants commonly found in households. Ants are attracted to the bait & then carry it back to their colony to destroy the queen & entire colony. These easy-to-use, no-mess, child-resistant ant baits need no activation. Just place them where you have seen ants & they will work day & night to control the problem killing ants at the source. Can use in multiple locations at the same time. Physical Form: Solid; Application: Pest Control; Pest Type: Ants; Volume Capacity: 0.21 oz.