Cork Lid / Stopper for Mason Jars 4 Pack thanksgiving Optimal Heat Distribution: Designed to

Optimal Heat Distribution: Designed to allow water to circulate freely around jars

High-Quality Construction: Made from food-grade stainless steel

Upgrade to full silicone liners so your food doesn’t touch the BPA-free plastic

protecting your jar from bumps and breaks

Cork Lid / Stopper for Mason Jars 4 Pack thanksgiving Optimal Heat Distribution: Designed toThese cork lids will really make your jars pop! Cork is a natural material so colors vary slightly. The regular mouth corks are 62. 5mm at the top and 58mm at the bottom. The wide mouth corks are 76mm at the top and 72mm at the bottom. They are both 28mm thick. Food safe. Made by forming small bits of cork with steam and pressure, the same way that composite wine corks are made.