Mason jar inserts

ViscoDisc Mason jar inserts are ideal for home fermentations and canning. They improve the shelf life of your food by preventing oxidation. No more waste or discolored vegetables.

• Improves shelf life by preventing oxidation
• Offers the same benefits as fermentation weights
• Maintains a uniform fill level
• Drains liquid, limiting spillage

Technical specifications for Mason jar inserts ViscoDisc

• Available in 2 formats: standard opening (2.75" / 70 mm) and wide opening (3.38" / 86 mm)
• FDA-approved, BPA-free, food-grade plastic
• Dishwasher-safe, recyclable