Catchmaster 2 Pack Jumbo Rat Glue Trap. This non-toxic, ready-to-use trap is safe for home and family. It provides 81 square inches of rat-stopping coverage and is ideal for use in attics, crawl spaces, underneath cabinets, underneath appliances, and other undisturbed locations. The trap is effective for up to 365 days and can be reapplied every 0-2 weeks.