The Arc Cardinal FL013 Mason Jar Lids, measuring 2 inches in diameter, are round metal lids specifically designed to fit the FK209 model mason jars, enhancing their utility and versatility. Manufactured by Arcoroc, these lids come packed by the dozen, ensuring that users always have the necessary quantity for their storage needs. These metal lids are ideal for sealing and preserving contents, making them a crucial accessory in the food preservation and storage industry. The 2-inch diameter is precisely engineered to provide a snug fit, preventing any leakage or contamination, which is essential for maintaining the integrity of the stored contents. This makes them particularly valuable for businesses and households that prioritize freshness and secure storage. Crafted from durable materials, the Arc Cardinal FL013 lids are designed to withstand regular use, providing a reliable sealing solution for mason jars. Their compatibility with the FK209 model ensures that users within the food service industry, as well as home canning enthusiasts, can seamlessly integrate these lids into their operations. By choosing the Arc Cardinal FL013 Mason Jar Lids, users benefit from a combination of quality craftsmanship and practical design tailored to meet the needs of various segments in the food storage and preservation market.