Package Content: You will receive 6 pieces of rubber lid gaskets compatible with 16 oz & 20 oz Contigo Snapseal Byron coffee mugs and travel tumblers. Please note that our products are not suitable for other brands of mugs and tumblers.Enough Quantity: The 6 pieces of seal lid gaskets can satisfy your daily use and sharing with your family or friends. Please note that the package does not include any replacing replacement for Contigo.Replacing Regularly: It is recommended that the rubber lid gaskets of the travel mugs should be replaced every three months to make sure your mug is effectively leak-proof. Our seals lid gaskets can also prevent your mugs from stains caused by water leaking.Reliable Material: Our seal lid gasket replacements are made of quality and safe silicone, BPA free and odorless, wear-resistant and suitable for daily use. Also easy to clean by both hands and washing machines.Warm Tips: These rubber lid gaskets are not original lid seals for Contigo Snapseal. The reference to "Contigo" "Snapseal" is only used for showing product's compatibility, but is not sponsored or endorsed by, or affiliated with the brands it fits, including Contigo and Snapseal. Note: The data are all measured manually, please allow 1-3cm error, due to the difference in light and display, there will be a certain color difference, the actual object received shall prevail.