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[Amazon] 4-Pack Mfacoy Airlock Fermentation Lids for Wide Mouth Mason Jars - $2.99 (was $8.99)
Features:
- Patented one-way valve automatically vents CO2 without manual burping
- Smart date-tracking feature with adjustable dial to monitor fermentation progress
- BPA-free food-grade silicone construction that's dishwasher-safe
- Prevents jar explosions by maintaining balanced pressure
- Works for sauerkraut, kimchi, pickles, hot sauce, and other fermented foods
- Low-profile design saves storage space


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