Roaches enter the bait station and eat the bait. Combat Max for Large Roaches is formulated with food that specifically attracts American roaches and other large roaches. | Roaches take the bait back to the nest. Combat Max for Large Roaches kills roaches in a Domino-Effect, and eliminates at the source of the infestation. | Roaches share the bait, killing other roaches and destroying the nest. With such attractive formulas, Combat wins the war on bugs…. After all, bugs love us to death. | Kills large roaches continuously for 3 months. | This package contains 8 Combat Max Killing child-resistant large roach killing bait stations.