Complete Fermentation Kit: You will get 2 pack 32 oz fermenting jars, weights, fermentation lids and airlocks. It includes everything you need for fermentation without the need to buy it separately or worry about compatibility issues. Premium Quality Materials: The 32oz fermentation jars are made of thick glass, evenly weighted fermentation weights, wide mouth fermenting lids are made of stainless steel, and the airlocks are made of food grade PC material. These good quality materials ensure a safe and efficient fermentation process. Easy to Use: Simply fill the one-way airlock halfway with water and the fermentation gas will be released smoothly, preventing overpressurization in the tank. It also blocks out outside air, ensuring a pure fermentation environment and increasing success rates. 2-in-1 for Fermentation and Storage: The fermentation lids come with a silicone plug that allows you to remove the airlock after fermentation to seal it, preserving the fruits of your fermentation. All components are easy to clean and reuse. Versatile Fermentation Solution: Perfect for making kimchi, sauerkraut, pickles and more. This comprehensive sauerkraut kit makes fermentation easy for beginners and efficient for experienced users, providing a safe, healthy way to prepare and preserve food. Color:As Shown Material:Glass+Metal Package Contents: 2 * 32oz Mason Jar Fermentation Kit