Choosing the right tray liner size depends on the surface you want to cover. Measure your tray, oven, or shelf before shopping. Most liners list their dimensions on the packaging, so compare those to your measurements. If your liner is a bit larger, you can usually trim it with scissors for a custom fit. For best results, make sure the liner lays flat and doesn't bunch up, which helps prevent spills and makes cleanup easier.

Tray liners come in both reusable and disposable options.

• Reusable liners are often made from silicone or durable materials and can be washed and used multiple times.
• Disposable liners are typically made from foil or parchment paper and are designed for one-time use, making cleanup quick and easy.

Tray liners are versatile and can be used on a variety of surfaces, including oven racks, baking sheets, refrigerator shelves, and kitchen drawers.

• Some liners are heat-resistant and safe for ovens.
• Others are designed for shelves or drawers to keep them clean and organized.

Cleaning reusable tray liners is usually simple.

• For silicone or nonstick liners, let them cool after use, then wash with warm, soapy water and a soft sponge.
• Some liners are dishwasher safe—just check the packaging for confirmation.

Most tray liners designed for kitchen use are made from food-safe materials, such as parchment paper, silicone, or certain types of foil.

• Always check the product label to confirm it's intended for direct contact with food.
• Follow any usage instructions provided to ensure safe cooking or baking.