Keep your insulated bottles in top condition with silicone seal rings. These reusable silicone rings are great for replacing old or damaged gaskets, ensuring a tight seal that maintains the temperature of your drinks. Easy to clean and install, these bottle lid silicone rings are a must-have for anyone who values convenience and efficiency in their bottle supplies. Features -Color:White -Material:Silicone -Size: 6.00X4.50X0.25cm/2.36X1.77X0.10in -Inner diameter: 4.5 cm -Silicone material: made from silicone, providing , reliable, and durable solution for your bottle accessories -High sealing efficiency: the grooved design and sealing ring structure ensure no leaks, preserving the temperature and flavor of your drinks -Multifunctional use: compatible with various cup types, including insulated bottles and space cups, offering versatility and practicality -Effortless cleaning: the minimalist design allows for easy disassembly and cleaning, ensuring the lid remains clean -Safety assurance: undergoes rigorous quality testing to meet safety standards, bringing and trustworthy product for users Package list: 4 x sealing ring