Canning Lids with Air Valve for Ball/Kerr Wide and Regular Mouth Mason Jar, Rust-proof Metal Airtight Sealing Lids for Food Preservation, Support Sealing by Electronic Vacuum Sealer, Total 48pcs

Packaging: 24pcs Regular Mouth Mason Jar Lids with Air Valve 24pcs Wide Mouth Mason Jar Lids with Air Valve

• 【Patented Design-Air Valve】 Our flat lids are equipped with One-way Air Valve, which improve air tightness and won’t bend.Food Grade material.
• 【Support Sealing by Electronic Vacuum Pump, NOT for Pressure Canning】 Compatible with ALL types of mason jar vacuum sealers.
• 【Make Your Handheld Bag Vacuum Sealer Multi-use】If you have a Handheld Vacuum Sealer which can pump vacuum bags, you can also use it to seal Mason Jar with our sealing lids.
• 【The Best Tool for DIY Fruit Canning and Preserving Food】 You can use it to seal marshmallows, cookies, jams, pickles, coffee beans, juice, salad, picnic foods.
• 【Reusable Jar Lids】 Reusable regular mouth mason jar lids and wide mouth mason jar lids, 24pcs each.