Smart Aluminum Foil Sheets are pre-portioned in various sizes for quick, efficient use. Durable foil is moisture-proof, grease-proof, heat-resistant and cold-resistant for convenient use for grills, dishes, pans, refrigerators, ovens and freezers. Convenient pre-cut sheets work great for wrapping hot foods and keeping them warm for to-go or delivery. Use for wrapping baked potatoes, toasted breads and burritos. You can also use them for making cooking pockets to lock in moisture.