Combat Dual Attack Superbait Roach Killing Gel Plus Roach Baits, 12G Gel + 12 Baits, The Gel Targets The Nest To Eliminate Eggs, & The Baits Kill The Existing Roaches, Active Ingredient On Baits: Fipronil 0.03%, Active Ingredient On Gel: Hydramethylnon 2.15%.