Catchmaster glue boards are non-poisonous mouse and insect glue traps with a peanut butter fragrance. Great for trapping mice, fruit flies, grain moths, cockroaches, crickets and other insects. Catchmaster glue boards can lie completely flat like a sheet, or you can fold them to form a square box that protects the glue from falling objects and dust. Great for use in homes, restaurants, bars, offices, etc.