The Toaster Oven Liner is designed to fit the drip pan on the bottom of your toaster oven. The liner catches drips, spills, and crumbs. The non-stick surface allows you to dimply wipe off burnt-on drips and spills. For messier spills just throw in the dishwasher to clean. These handy Toaster Oven Liners can be cut to the exact size of your toaster oven tray. Reusable thousands of times.