Description: The canning lids are made from metal, which can be reused many times, and they can withstand high and low temperatures, suitable for refrigerators, microwave ovens and dishwashers. The sealing ring inside the jar lid makes the canning jar lids have good sealing performance, airtight and leak-proof, suitable for keeping food, grains, dressings, drinks fresh, no need to worry about leakage that may contaminate the kitchen or other places after sealing materials This kind of sealing canning lid is designed with a proper size, compatible with most ordinary regular and wide mouth jars. 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.(But the canning band is not included) The canning lid could replace the old or damaged one perfectly, making your jar work as usual, saving time and money for you to buy new jars. Specification: Material: metal. Color: silver. Size: 70MM, 86MM. Note: Due to the light and screen difference, the item's color may be slightly different from the pictures. Please allow a slight deviation for the measurement data and make sure you do not mind before ordering. Package included: Type 1: 54x canning lids.(without ring) Type 2: 50x canning lids.(without ring) Type 3: 100x canning lids.(without ring)