2 Pcs 1 Gallon Square Fermentation Jars with 2 Screw Lids and Scale Mark

• Food-Grade Material: Crafted from durable, food-grade glass, this jar does not react chemically with its contents, keeping items fresh for long periods.
  
• Food-Grade Airlock Lid: The screw up lid for airlock is made of food grade plastic, BPA free and rust free; built in silicone gasket, easy to clean. Equipped with 2 silicone grommets, no need to transfer lid or container, just seal the hole with grommet, 100% leak free.
  
• Wide 4.3” Opening: The ultra-wide 4.3-inch opening makes it easy to add ingredients, access pickled foods, and clean the jar. No more mess from struggling with a narrow opening.
  
• Dual Measurement Scale: With both fluid ounces (U.S.) and milliliters (international) marked on the jar, you can easily measure ingredients without needing a separate measuring cup.
  
• Functional Use: Suitable for batch homemade brewing of fruit wine, beer, mead, cider, lemonade, sauerkraut, sourdough starter, pickles, vegetables.

SPECIFICATION

• Tested by SSG, INTERKET, FDA. Food grade, Smell-free, BPA-free and Lead-free
  
• Sturdy, durable, heavy duty, thickened clear glass wall
• Include 2 square mason jars with fermentation lid, 3 airlock, 2 spare grommet, 2 chalkboards and a pen. 
• Size: Bottom6.2"*6.2WD, 10''H, Mouth4.3''DIA
• Hand wash, dishwasher safe, refrigerator safe