Check the listing for details. 10pcs 40oz Replacement Silicone Lid Seals Ring (3", O-shaped, White). Condition: New. Listed at 13.27 USD. Description:Material - These replacement silicone lid seals are designed with silicone material. It is known for its durability, flexibility and good toughness for daily use. Easy to clean with both hands and the dishwasher.Good Sealing Effect - The O-shaped design ensures a tight seal, preventing leaks and keeping your beverage fresh, keeping the water clean and fresh, easy to use and not easy to leak.Replacing Regularly: It is recommended that the lid gaskets of the travel mugs should be replaced every three months to ensure that your cup is always in the best possible condition. Our seal lid gaskets can also protect your mugs from blots caused by water leaking. Keep your favorite mug with you at all times.How to Use - Before using, Clean the lid thoroughly to ensure a good seal.