Nakpunar Glass Jar Lid

This set is designed to help you determine the correct lid size for your existing glass jars. By testing the 12 different standard lug sizes included, you can avoid the frustration of ordering the wrong replacement lids for your home preservation or storage projects.

Yes, these lids feature a plastisol liner that activates during the heat processing involved in hot-fill canning. This creates a secure, airtight, and leak-proof seal to keep your preserved goods fresh.

Absolutely. The lids are constructed from food-grade tinplate and are completely BPA-free, ensuring no harmful chemicals leach into your stored food.

While the lids are technically reusable for dry storage, the plastisol seal is designed for a one-time vacuum seal during the canning process. For safety and optimal freshness in future canning projects, it is recommended to use new lids for each heat-processing cycle.

Each lid in the sampler is clearly labeled with its specific size. Once you find the one that fits your jar perfectly, you can easily reference that label to order the correct size in bulk.

Yes, these lids are freezer safe, making them a reliable option for storing frozen goods in glass jars. Just be sure to leave adequate headspace in your jar to allow for expansion during the freezing process.