- Made from BPA-free food-grade silicone, ensuring a safe and chemical-free experience. Enjoy peace of mind with long-lasting durability. - Reusable design: These silicone seals are dishwasher, freezer, and microwave safe. Use them repeatedly without compromising performance. - Airtight and leak-proof: Achieve a secure, airtight seal on most regular mouth Mason jars. Perfect for fermenting and canning, preventing any leaks. - Cost-effective solution: Finding replacement gaskets for Mason jar lids can be challenging. Instead of purchasing new lids, opt for this set of gaskets and ensure you always have a reliable seal on hand. Specific Use Scenarios: - Ideal for fermenting vegetables, allowing for controlled fermentation while preventing spills. - Great for canning fruits and jams, ensuring freshness and preventing leaks during storage. - Perfect for meal prep, keeping leftovers securely sealed and ready for reheating. Compatibility: Designed to fit most regular mouth Mason jars, making them a versatile addition to your kitchen. Material: Crafted from high-quality silicone, offering flexibility and resilience for a reliable seal every time. Performance: Engineered for a perfect fit, these gaskets enhance your canning and fermenting processes with ease and efficiency.