Fits wide mouth jars with 86mm diameter, ensuring a secure seal for effective fermentation. One-way exhaust valve prevents oxygen and contaminants from entering during the fermentation process. Durable, reusable, and dishwasher safe for long-lasting use and easy cleaning. Simplifies vegetable fermentation for beginners and professionals, suitable for a variety of vegetables. Ideal for fermenting cabbage, carrots, cucumbers, tomatoes, garlic, radishes, and more, offering versatility in fermentation options. Introducing our fermentation lid, designed to fit wide mouth jars and bottles with a diameter of 86mm. This lid helps maintain an airtight environment, supporting successful fermentation. The built-in one-way valve allows gases to escape while minimizing the risk of contamination, making it a practical choice for home fermenting. Made from food-grade plastic, this reusable lid is built for durability and convenience. From cabbage to carrots, cucumbers, tomatoes, garlic, radishes, and other vegetables, this lid supports a range of fermentation projects. Item Name: Fermentation Lid Material: Plastic Style: American Features: One-way Exhaust Valve, Food Grade, Reusable Size Details: Diameter: 8.6cm / 3.39" (Approx.) Notes: Due to differences in lighting and screen settings, the item's color may vary slightly from the images. Please allow slight variation in dimensions due to manual measurement. Package Includes: 1 x Fermentation Lid