Description - Material: Tinplate. - Size: about 7.50X7.00X1.80cm/ 2.95X2.75X0.71in. - Sufficient quantity for you to use, replace and share with family or friends. - need to worry about leaks that may contaminate the kitchen or places after sealing the material. - Compatible with most common glass bottles, suitable for matching with most bottles. - They help us store fresh such as jams and dry goods, fruits and vegetables. - lids can be used for a long time. Make sure they are always sealed and never rust. High- quality materials: These jar lids are made of material, rust- proof and durable, can be used many times; high and low temperature resistant, can be used in refrigerator, dishwasher and microwave oven. and durable, not easy to bend or, non- toxic and tasteless, can be put in microwave oven, good material can support you for a long time. Just the right size: The regular mouth size of these jar lids is approx. Measuring 7cm in diameter, it fits the regular size of most canning jars and comes in a sleek silver, modern look thats the pantry you want; please determine your size before buying. Good airtightness: The jar lid has a good airtightness, airtightness and leak- proof property, which helps to seal your food, leakage, and keep your food fresh and clean for a long time. Compatible with regular sized mason jars for storing spices, soft drinks, cereal, candy, fruit, pickles, salads, milk and, these canning jar lids are leak- proof and suitable for everyday use. Good Food Protection: These storage covers are rust and corrosion resistant. Our jar lids can be used in dishwashers, freezers and dry pantries. You can use mason jar lids to store food, barrel cans, pressure cans. You can use them to replace rusted metal covers and avoid disposable covers. This is a great tool for kitchens, homes and restaurants. Perfect after- sales service: If you have any questions about our products, please contact us in time, we will solve the problem for you in time and bring you a pleasant shopping experience.