Package List 12 x tinplate cup lids Features -Size: 7x7x1.5cm/2.75×2.75×0 mason jar covers. -Material: Tinplate mason jar wide mouth lids -This set contains 12pcs, which can greatly meet your practical requirement mason jar sealing lids. -Suitable for 7cm standard mason jar, good sealing effect canning lids for mason jar sealing. -The covers are reusable, the surface is covers. -Feature the simple structure, provide the convenience to use tin lids. -These covers are made of tinplate, which is durable and practical for the long-lasting use Tinplate Cover Lid. Goods Information airtight bottle lids These are standard mason jars replacement lids.Reusable Canning Made of premium tinplate material, with sealing silicone ring, good sealing effect.mason jars 12 oz This set contains 12pcs replacement lids, a good combination to meet your needsLarge mason jars– tinplate mason jar covers will last a long time. guaranteed to always seal and never to rust. Reusable canning lid– thickened canning lids: canning lids set includes 12pcs regular canning jar lids, which is compatible with most ordinary regular- mouth mason jars. Canning lids– creative diy: you can mark canning jar lids regular mouth with food information and storage dates to know when you can enjoy delicious food at any time. you can also use your rich imagination to DIY the jar lids into various decorations. Replacement lids– good sealing: the canning lid can be used to seal fruits, jams, jelly, etc. Regular mouth lids– material: the canning lid is made from tinplate material, durable and practical.