3" opening:The jars fit short shelves perfectly and are less likely to tip over with wide mouths
and a non-slip silicone base
FUNCTIONAL JAR: You can use this jar to store some dry foods such as beef jerky
pickle eggs
100% Airtight Seal: The specially designed lid ensures a tight seal
2 Pcs 1 Gallon Large Fermentation Jars with 3 Airlocks and 2 Screw Lids Grain Jar 3" opening:The jars fit shortThe improved threaded lids are sturdy, durable and rust free, they are airtight and leakproof when inserting the grommet, no need to transfer containers or lid after fermentation 1 gallon large capacity mason jars is great for batch homemade brewing of fruit wine, beer, mead, cider, lemonade, kombucha; Good storage container of food, vegetables, pickle eggs The storage jar's 4. 3 wide opening provides convenience for food taking in and out, and its