Detailed Description： Material: Tinplate Size: 7 x 7 x 0.16cm/ 8.6 x 8.6 x 0.16cm Colour: Rose Gold/ Gold/ Silver Note: 1.Due to the difference between different monitors, the picture may not reflect the actual color of the item. 2.Please allow slight dimension difference due to different manual measurement. Thank you for your understanding. Parts List： 100 x 700mm Canning Lids or 50 x 86mm Canning Lids； 【Reusable Tinplate Lids】Our canning lids are made of tinplate (not stainless steel), can be reused many times, can withstand high and low temperatures, and can be used in refrigerators, microwaves and dishwashers. 【Excellent Sealing Performance】The sealing ring in the lid makes the lid of Mason cans have good sealing performance, air-tight and no leakage, tight sealing ensures that it is suitable for keeping food, grains, seasonings, and beverages fresh, without worrying about the leakage of the sealing material Leaks that may contaminate the kitchen or other places. 【Suitable for Regular Can】Our product is only Mason Jar lid (not including band), each diameter size is 2.7 inches / 7 cm or 3.3 inches / 8.6cm, which is compatible with most ordinary ordinary mouth Mason Jars, It is not compatible with other wide-mouth mason jars or bottles. There are 3 color and 2 size to choose, please make sure the size before buying. 【Split Design】These canning lids can be used in conjunction with the silica gel fermentation cap and strap. The thread on the bottle mouth can increase the friction of the hand and facilitate the opening of the bottle cap.(not including band) 【Wide Range of Applications】Suitable for sealing and storing canned Mason jars containing spices, candies, biscuits, fruits, jams, jams, soda, tea or coffee, nails, screws, etc.