Combat Roach Killing Bait Variety Pack, 20 Assorted Roach Bait Stations for Large and Small Roaches, Kills The Nest, Child and Pet ResistantBrand: Combat Features: Get rid of cockroach problems at the source with this specially designed large roach bait product containing Hydramethylnon. Easy to use, no mess baits do not require activation. Simply place them wherever you see or have seen roaches 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.