This product is a lot of 6 boxes of 12 Ball Wide Mouth Mason Jar Canning Lids each, totaling 72 lids. Made of aluminum and stainless steel, these silver lids feature a vacuum seal for preserving canned goods. Manufactured in the United States by the Ball brand, these lids are designed for wide mouth jars and come in a convenient pack of 12. Perfect for canning enthusiasts looking to seal their homemade jams, pickles, and other preserved goods.