Description: With sealing ring inside the jar lid, it has good sealing performance for Mason canning jar lids. Practical lid features with high and low temperature resistant, which can be served in refrigerators, dishwasher and microwave ovens. The band can be applied in combination with silicone fermenting lids and stainless steel sprouting lids, the screw thread on the bottle mouth can increase the friction force of hands, which facilitates the opening of the bottle. Made of tinplate, the jar lids and bands are rust proof and durable, and can be applied for many times use. The outer diameters of lid are 7cm, 8.6cm. It is suitable for Mason canning jars that stored spices, sweets, biscuits, fruits, jams, soft drinks, tea or coffee, nails, screws and other small objects. Item Name: Jar Lid Material:Tinplate Size Details: Size: 7cm, 8.6cm(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 12 X Bands 12 X Lids (Others Not Included)