Fits wide mouth jars with 86mm diameter, ensuring a secure seal for effective fermentation. One-way exhaust valve prevents oxygen and contaminants from spoiling the fermentation process. Durable, reusable, and dishwasher safe for long-lasting use and easy cleaning. Simplifies vegetable fermentation for beginners and professionals, making it 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, the perfect solution for anyone looking to simplify and enhance their vegetable fermentation process. Designed to fit wide mouth jars and bottles with a diameter of 86mm, this lid effectively seals out oxygen and contaminants that could lead to spoilage, ensuring a successful fermentation every time. The built-in one-way exhaust valve allows for the release of gases while preventing the entry of harmful elements, making it an ideal choice for both beginners and professionals. Our durable and reusable fermentation lid is also dishwasher safe, offering convenience and long-lasting use. From cabbage to carrots, cucumbers, tomatoes, garlic, radishes, and more, this versatile lid can help ferment a wide variety of vegetables with ease. Take your fermentation game to a high level with our fermentation lid - the must-have tool for any fermentation enthusiast. 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 the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Fermentation Lid