- Swing Top Grolsch Glass Bottles, 16oz: Made of durable clear glass, these bottles are ideal for brewing kombucha, kefir, or beer at home. - Generous Capacity: Each bottle holds 16oz, providing ample space for your brewing needs while allowing you to easily monitor the fermentation process through the clear glass. - Convenient Swing Top Design: The easy-open swing top closure ensures a secure seal, keeping your brews fresh and reducing the risk of spills during fermentation. - Pack of 4: This set includes four bottles, giving you enough containers for multiple batches of your favorite homemade beverages. - Perfect for All Skill Levels: Whether you're a novice or an experienced brewer, these bottles are designed to meet your brewing requirements and enhance your fermentation experience. - Practical Applications: Use these bottles to create refreshing homemade kombucha for your family gatherings, brew nutrient-rich kefir to boost your health, or craft your own beer for special occasions. - Functional and Reliable: The sturdy glass construction is compatible with a variety of brewing processes, ensuring that your beverages are safely contained and properly fermented. - Easy to Clean: The wide mouth of the bottles allows for straightforward cleaning, making maintenance simple and hassle-free. - Versatile Use: Ideal for storing and serving your favorite beverages, these bottles can also be used for other liquids, making them a valuable addition to your kitchen supplies.