Prevent cracks: Prior to pouring boiled water, warm airtight lid jars by soaking them in warm water. Minimize abrupt temperature shifts, like pouring boiled water without warming the jar first or placing a hot jar on a cold or wet surface.
Wide Mouth Design: The storage jars 4.3’’ wide opening provide convenience for food taking in and out, and it’s wide enough to reach in for hand washing; Clear glass with scale mark, can clearly observe the process of food fermentation and whether it has deteriorated
Perfect size for Small Batch Brewing: 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
Safety Package and Full Accessories: The fermentation kit include 2 carboys (10.5’’ height and 6.2’’ width) with lids, 3 airlocks, 2 spare silicone gaskets, 2 spare grommets, 2 chalkboards, 1 pen and come with a safety package
SUPER Fermentation Lid for Airlock: The 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
Reusable and Durable: Canning jars are made of durable thick glass, leak free and BPA free, reusable and easy to clean, dishwasher safe; also could be served as glass storage jars for flour, pasta, oats, coffee beans, sugar, rice and other dry food