These economical and easy to use glue boards are large enough to catch hundreds of insects. Mouse Friendly – narrow opening prevents trapping non-target animals.Great for trapping: Spiders, Crickets, Roaches, Scorpions, and other common household pests. 100% Safe – no poison at all. Scented with a special formula to attract insects. Clean, economical, easy to use. Long lasting – Catchmaster will outlast your pest problems.