Complete Fermentation Kit: Includes 2 packs of 32 oz fermenting jars, fermentation weights, fermentation lids, and airlocks. Everything you need for fermentation in one set, eliminating the need to purchase items separately or worry about compatibility. Premium Quality Materials: The 32 oz fermentation jars are made of thick glass. Fermentation weights are evenly weighted for optimal performance. Wide-mouth fermentation lids are constructed from stainless steel, and airlocks are made from food-grade PC material, ensuring a safe and efficient fermentation process. Easy to Use: Fill the airlock halfway with water to allow carbon dioxide to escape smoothly while preventing overpressurization. The design blocks outside air from entering, maintaining a pure fermentation environment and improving success rates. 2-in-1 for Fermentation and Storage: Fermentation lids feature a silicone plug that allows removal of the airlock after fermentation, enabling easy transition to storage mode to preserve fermented foods. All components are easy to clean and reusable. Versatile Fermentation Solution: Ideal for making sauerkraut, pickles, kimchi, and other fermented foods. This comprehensive kit simplifies fermentation for beginners and enhances efficiency for experienced users, offering a safe and healthy way to prepare and preserve food. Color: As shown Material: Glass + Metal Package Contents: 2 x 32 oz Jar Fermentation Kit (Only the above contents included; other items not included) Note: Light reflection and differences in display screens may cause slight variations between the color of the item in the image and the actual product. Measurement may vary by +/- 1-3 cm.