Long service time: The rubber gaskets are made of tensile rubber material, durable and sturdy, resistant to wear and tear, rust, and corrosion, flexible and not easy to break or split, supporting a long service life. Adequate amount: You will receive multiple gas can spout gaskets in the package, sufficient for daily use and replacement. They can also be shared with friends or family who may need them. Suitable dimensions: The fuel washer seals measure 3.8 cm (1.5 inches) in outer diameter and 3 cm (1.18 inches) in inner diameter. Please confirm the measurements before purchasing. Good compatibility: The spout gasket sealing rings are compatible with most gas can spouts, allowing convenient use without needing to change gasket types when switching between spouts. Easy to carry and store: The replacement gas gaskets are easy to store or carry in a plastic storage box, toolbox, backpack, or pocket, and they do not occupy much space when not in use. Color: Black Material: Rubber Package Contents: 10 x Gas Can Gaskets Note: Light and display differences may cause slight variations in color between the image and the actual item. Measurement error is +/- 1-3 cm.