1. Size: each reusable leak proof storage solid cap is . 2.7 inches/ 70 mm in diameter, which can be compatible with most regular mouth mason jar, the lid with silicone seal ring can keep the sealing of jars. 2. Reliable quality: our jar lid is made of high quality material, it can be applied repeatedly for many times and can be cleaned in the dishwasher, not easy to rust or fade, can be applied for a long time. 3. Split design: our lid is split-type lids design, screw on and off the cap easily, easy to clean for reusable purpose, there is a sealing ring on one side of the cover, containing nice leak-proof and airtight effect. 4. Multi-purpose: our lid is compatible with mason canning jars, suitable for sealing and storing spices, sweets, , fruits, jams, soft drinks, tea or coffee, nails, screws and other small objects, with good sealing, you can make yogurt for children to take to school or office. colour:Silver Material:metal Package Contents: 192 x Silver Jar Lid Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.