This rectangular lid is specifically designed to fit ribbed containers sized between 500ml and 1000ml, providing a secure and tight seal that helps maintain food freshness. Crafted from BPA-free materials, it ensures safe storage without the risk of harmful chemicals leaching into your food. Its freezer-grade quality makes it ideal for preserving ingredients in low temperatures, preventing freezer burn and extending shelf life. Supplied in a convenient pack of 50, these lids offer a practical solution for both commercial and home food storage needs, delivering durability and reliable performance for a range of kitchen applications.