3 piece value pack contains everything you need to keep your oven toaster oven and baking sheets as clean as the day you bought them. What exactly is an ovenliner Well it s a time saver. A drip blocker. A crumb catcher. A spill protector. A burnt food guard. It s your nonstick secret to never having to clean the bottom of your oven again. The Nonstick Ovenliner makes life in the kitchen easier. While you cook it collects shielding the bottom of your oven from splatters spills and overall mess. Made for standard size ovens. Features . Commercial-grade thickness. Reusable on either side. May be trimmed to fit smaller ovens. 3 Pieces