Product description
Jar lid double silicone bottle lid
package content: 30 pieces
thanks to the special production double silicone jar lids, the waste rate is 7%.
jar lids are 83mm in diameter. It fits half-pints and whole-pints jars.
you can also use these lids in 300 cc magnolia jars. Use of the canning lid: after putting your hot products in the canning jar, you do not need to squeeze too much when closing the lid. The teeth on the inside surface of the canning lids should be tightened in a way that they do not pass the teeth on the mouth of the jar. The part of the lids that create a vacuum is not due to the force you apply, but rather due to the melting of the silicone part inside and preventing contact with air. If you use it in the light of this information, you will hardly lose anything.