36-Count Regular Mouth Canning Lids for Ball Kerr Jars - Split-Type Metal Mason Jar Lids for Canning - Food Grade Material 100 Fit Airtight for Regular Mouth Jars

Mason Jar Lids - 70mm (Regular Mouth) Airtight and well sealing These canning lids are designed for one-time use. Using them more than once may result in your jars not sealing properly. These lids have a special sealing compound around the rim that is good for one use. You can also use your old lids to top jars of freezer jam, homemade mixes, dried goods, made-from-scratch salad dressings, and other non-canned foods. ?Put away leftovers from dinner ?Preserve food, keep fresh ?Store fermented foods ?Keep sauces and liquids spill proof in the fridge ?Fits: Ball, Kerr and more brand canning jars ?Factors That Affect Seal Closure ?Size: 70mm