Harris Super-Size Rat and Mouse Glue Trap 1 pack. Captures big and small rats and mice. Easy to use trap opens like a book to double in size. Trap can lay flat or place in L shape against a wall. The Trap captures and holds rats, mice, roaches, spiders and other crawling household pests. No springs and no snapped fingers, like ordinary traps. Use indoor or outdoor for effective control of rats and mice. Harris Super-Size Rat and Mouse Glue Trap, is Non-Toxic and fully disposable.