Start killing small roaches in hours and prevent them from returning for up to 12 months Easy to use, no mess baits do not require activation Simply place them where roaches are found and relax while they kill non-stop day and night Best used in areas like under sinks, behind toilets, and behind appliances, killing the ones you see and the ones you don't and destroys the nest. Combat Max 12 Month roach killer baits are designed to start killing German roaches and other small roaches in hours and prevent them from coming back for up to 12 months. Formulated with food that specifically attracts small roaches, plus a powerful insecticide, Fipronil, these baits provide quick results and complete control. These baits kill roaches in a Domino-Effect and eliminate at the source of the infestation. Use Combat Max 12 Month roach killer baits wherever you see roaches and protect your home for up to an entire year. This package includes 18 child-resistant roach killing bait stations to protect your home for up to an entire year.