Lines for Date Writing: The canning jar lids is designed with horizontal line for writing the date. It is convenient to write the sealing date on it, easy for you to check the time Wide Application: The canning jar lids come with lid rings that be widely used for various canning food. Ideal for storing jams, spices, tea, biscuits and more Quality: The canning jar lids are crafted from thickened metal, recyclable, strong and enduring. The canning jar lids can provide you with a long time service Selected Sizes: The canning jar lids feature diameter of 68mm/2.67 inch and the lid ring has diameter of 70mm/2.75 inch. Please check the size before purchase Good Sealing: The canning jar lids come with nonslip rings, thicker in texture. These rings can help you seal the jars more easily. Ideal for canning food sealing