This product is lid for canning jars. Suitable for sealing and storing preserves jar, sauces jar, spices jar, jams jar and more. The caps with good sealing effect, which can play a very good role in keeping fresh. These metal jar lids with rings are useful and reliable, regular mouth design. Features -Color:Silver, golden -Material:Tinplate -Size:6.50X6.50X0.20cm/2.55X2.55X0.08in (jar lid) -Size:7.00X7.00X1.50cm/2.75X2.75X0.59in (jar ring) -Lids is suitable for mason jar, canning jar, reusable and useful, . -Made of premium tinplate material, the lids are safe and useful, and excellent, can be used for long time. -Airtight leak proof, the caps have good tightness which means the contents of the jar will stay fresh for weeks. -These canning jar storage lids with rings are useful, simple appearance, fine workmanship, easy to use. -You can open the lid with ease, simple to use, easy and convenient for your daily life. Package list: 12 x silver jar rings 12 x silver jar lids 12 x golden jar rings 12 x golden jar lids