The Charles Viancin Sunflower Silicone Lids are the perfect multi-use lids for storing food and containing splatter while cooking! These BPA-free universal food covers create an airtight suction seal and are microwave, freezer, dishwasher, and oven-safe up to 428°F. When used while cooking or reheating food, these heat-resistant lids lock-in moisture and prevent splatter, making them great for frying, simmering soups, steaming vegetables, and more! When used to store fresh fruits, vegetables, and other food in the fridge or freezer, they keep air out and prevent freezer burn to keep your food fresh and ready to enjoy. Perfect for use with any round-rimmed baking dish, saucepan, fry pan, bowl, or container, the Charles Viancin reusable Sunflower Lids will help you save money on single-use plastic wrap or aluminum foil and will quickly become one of your favorite kitchen tools!