The Harris Mouse & Insect Glue Boards traps mice, insects, and snakes. There are 5 pre-baited glue boards per box that are non-toxic and disposable. The trap does not require any bait. To use the Harris Mouse & Insect Glue Boards, please follow the package directions: To Use as Rodent Trap: 1 Peel off release paper. 2 Place trap along walls, under sinks and in other areas where activity is noticed. The trap can also be folded to create a covered trap in order to conceal rodents or to protect the adhesive in dusty areas. Make sure to check traps daily or when noise is heard. When a rodent is caught on a trap, dispose of properly. To capture spiders, crickets and other insects, peel off release paper and lay the traps flat.