Viceroy Rubber & Plastics Rubber Rings For Wide Mouth Canning Jar, 12-Pk.
Now you can use your heirloom canning jars again with these newly available replacement rubber rings. Designed for the US made jars that have a glass lid and metal bale. These rings also have a tab so you can break the vacuum seal easier when opening. Widemouth size are approx. 3-5/8" overall diameter., 2-7/8" inner diameter. Approximately 1/16" thick. Orange-red color. Sold in packages of 12 rings.