Long service life: The rubber gaskets are made of elastic rubber material, sturdy, resistant to wear and tear, rust, and corrosion, flexible and not prone to breakage or splitting, supporting extended use. Adequate quantity: You will receive multiple gas can spout gaskets in the package, sufficient for daily use and replacement. These can also be shared with friends or family who may need them. Suitable dimensions: The fuel washer seals measure approximately 3.8 cm (1.5 inches) in outer diameter and 3 cm (1.18 inches) in inner diameter. Please verify measurements before purchase. Good compatibility: The spout gasket sealing rings fit most standard gas can spouts. No need to change gasket types when using different spouts, offering convenience during use. Easy to carry and store: The replacement gas gaskets are compact and can be stored or carried in a plastic storage box, toolbox, backpack, or pocket. They take up minimal space when not in use. Color: Black Material: Rubber Package contents: 10 x Can Gaskets Note: Light and display differences may cause slight variations in color between the image and the actual item. Measurement error allowance is +/- 1-3 cm.