Fermentation Lid Cover with One-way Exhaust Valves Fermenting Lids Kit for Wide Mouth Jars 86mm-Color-Gray

Features:
With one-way exhaust valves, automatic venting to prevent air from entering the bottle to ensure that the food will not become affected by oxygen and dust.
You don'for t need to open the fermentation lid every day, just release the positive pressure and maintain the water level.
It is suitable for any wide-mouth mason jar with a diameter of 3.4 inches, or other jars with a diameter of 3.4 inches.
Perfect for DIY making kimchi, fruit wine, sauerkraut, kimchi, ginger carrots, pickles etc.
Easy to clean, the plastic cover can be cleaned in the dishwasher.

Specification:
Material: Plastic
Diameter: approx.86mm/3.4in
Optional Colors: Red, Blue, Hot Pink, Green, White, Lake Green, Gray
Quantity: 1 Set

Note:
Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!