SET OF 2 HIGH QUALITY MASON JARS - Our 64 oz mason jars are made of USDA approved highest quality glass for maximum durability. They are Lead-Free, BPA free, dishwasher safe, waterbath safe, and freezer safe if filled less than 42oz. And the silver lids are lab certified corrosion-resistant material.AIRTIGHT SEAL, KEEP FOOD FRESH FOR A LONG TIME - Each 64 oz mason jar comes with lid and band. Each lid is desighed with screw-in and the band is made of time-tested sealing compound. Which ensures a quality air-tight seal. The fresh will preserve up to 3 weeks in refrigerators, fresh preserve and store up to 1 year in freezer. And fermenting fruits and veggies that can be canned and sealed for up to 18 months.WIDE MOUTH LARGE MASON JARS - The large half gallon mason jar wide mouth Lid is 3.38in/8.6cm. Easy to clean, easy to place plump fruits and vegetables. Large mason jars are ideal for canning homemade pickles, peppers, jams, jellies, tomato sauces, salsa, broths and more.WIDELY USE - The large mason jars 64 oz are enough large for bulk fermenting, canning, and pickling. They are also perfect for cold brew coffee, Kombucha, Sun Tea, Kefir, drinks, nuts, beads, homemade candles,wedding favors, shower favors, party favors or other homemade gifts and so on.RISK FREE PURCHASE 100% SATISFACTION GUARANTEE - We are confident that our 64 oz mason jars will satisfy you. We offer a 100% money back satisfaction guarantee if you are less than satisfied. If you receive the broken or missing mason jars, please feel free to contact us directly, we'll refund or reship to you.