Forjars canning lids are made from food-grade stainless steel with a BPA-free silicone gasket that creates an airtight seal for reliable long-term food preservation. Compatible with all standard regular mouth mason jars including Ball and Kerr brands.

• Fits standard regular mouth mason jars (2-3/4" / 70mm diameter)
• 0.19mm thick food-grade stainless steel - rust-proof
• BPA-free food-grade silicone gasket for airtight sealing
• Maintains tight seal for up to 18 months
• Safe for water bath canning, pressure canning, and vacuum sealing
• Single use only - do not reuse for canning
• 12 lids per pack