- Quantity & Compatibility: Each set includes 30 mason jar lids, measuring 70mm (2.8 inches) in diameter and 16mm (0.6 inches) in height. Designed specifically for standard mouth jars, these lids are not suitable for wide-mouth containers. - Material & Design: Crafted from high-quality stainless steel, these lids are both durable and lightweight. The built-in silicone seals provide a secure fit, while the threaded edge enhances grip for easy opening. - Durability & Safety: Unlike plastic alternatives, these metal lids are resistant to damage and can be reused multiple times. They are free from BPA and other harmful plasticizers, ensuring safe food storage. - Sealing Performance: The stainless steel construction offers excellent sealing capabilities. You can trust that these lids will prevent leaks, keeping your kitchen and surroundings clean and tidy. - Versatile Applications: Perfect for preserving jams, pickling vegetables, or storing dry ingredients, these lids are ideal for home canning enthusiasts and those looking to organize their pantry efficiently. - Practical Use Scenarios: Use them to store homemade sauces or dressings in the fridge without worrying about spills. They are also great for crafting projects, allowing you to repurpose jars creatively while ensuring a secure closure. Choose these stainless steel mason jar lids for a reliable, safe, and durable sealing solution for all your food storage and crafting needs.