Feature:1. Suitable for Wide Mouth Mason Jar: Including for Ball and for Kerr. Incompatible with regular or narrow mouth cans. Please check the size of your cans before purchasing!2. Open Easily and Stay Open: The mason jar flip lid is easy to open and remains open. So when you pour water into a cup or drink, it will never flip over and not leak out.3. Leak Proof Lid: The integrated silicone gasket provides a tight seal, which means your jar will never leak. The lid allows for easy brewing, storage, and dumping.4. Wide Mouth: The wide mouth makes the drink bottle simple. Large spout on this jar makes for a great substitute for mugs and cups, allowing large amounts of your favorite drink.5. Sturdy Handle: Sturdy handle allows for easy handling and movement. The handle is comfortable to hold, easy to grip and you can pour with one hand.Specification:Item Type: Mason Jar Pour Spout LididProduct Material: ABSCaliber: Approx. 8.5cm or 3.3in.Package List:1 x LidNote:Please check the size of your jar before buying!