Optimal Fermentation Solution This fermentation weight is designed to keep your vegetables submerged under the brine, providing an ideal environment for fermentation. Made from food-grade glass, this fermenting weight is safe for use and helps keep fruits and vegetables fully submerged in the brine for longer, easier fermentation. Universal Fit Measuring 7.2 cm x 3 cm (2.83 inches x 1.18 inches), this weight fits most wide-mouth canning jars, regardless of jar size. Good Sealing The weight allows for proper sealing while being easy to place into and remove from jars, supporting a consistent fermentation process. Durable and Reusable Sturdy and built to last, this glass fermentation weight can be reused for multiple batches of sauerkraut, tomatoes, carrots, and other fermented or pickled foods. Package Includes: 1 x Fermentation Weight Note: Please allow slight variations due to manual measurement and differences in display monitors.