Each package of food and pantry pheromone moth traps contains 2 pheromone baits squares that have been scientifically proven to lure the little brown food moth species commonly found as a pantry pest in a kitchen pantry cupboard garage or other food storage areas. (Indian Moths flour moths cereal moths and more) The moth traps pheromone attractant lure / bait is placed inside the large (24 sq inches) wood-grain style sticky glue board moth trap. The brown moth glue traps can then be folded for discreet use for moth pest control in sensitive areas. Catchmaster food and pantry moth traps contain a bait or lure that uses a moth pheromone attractant which emits a time release female moth pheromone scent designed to attract the adult male indian meal moth flour moth and other food moths. The pink pheromone lure comes individually wrapped in airtight packets. This preserves the time release pheromone until you are ready to use the moth traps. Once opened pheromone lure attractant should last approximately 12 weeks. The moth pheromone attractant like the rest of pantry moth trap is pesticide free!