Complete Fermentation Kit: Includes a 32 oz fermenting jar, fermentation weights, fermentation lid, and airlock. Contains all essential components for fermentation without requiring additional purchases or compatibility checks. Premium Quality Materials: The 32 oz fermentation jar is made of thick glass. Fermentation weights are evenly weighted. The wide-mouth fermentation lid is made of stainless steel. The airlock is made of food-grade polycarbonate. These materials support safe and efficient fermentation. Easy to Use: Fill the one-way airlock halfway with water to allow smooth release of fermentation gases, preventing overpressurization. The airlock also blocks external air, maintaining a pure fermentation environment and improving success rates. 2-in-1 for Fermentation and Storage: The fermentation lid includes a silicone plug, enabling removal of the airlock after fermentation and sealing the jar for storage. All components are easy to clean and reusable. Versatile Fermentation Solution: Suitable for making kimchi, sauerkraut, pickles, and other fermented foods. This comprehensive kit supports both beginners and experienced users in safely preparing and preserving food. Color: Transparent Material: Glass + Metal Package Contents: 1 x Mason Jar Fermentation Kit