[Please Note] - Our product is compatible with Stanley Quick FLIP GO 24oz and 36oz water bottles only. It is not compatible with other brands or sizes. Please confirm your water bottle model before purchasing. [Effectively Prevent Leakage] - Designed to help prevent leaks and keep your water bottle clean. Replacement stoppers and gaskets provide a reliable seal for a better user experience. [Package Includes] 6 replacement stoppers and 6 replacement seals (bottle not included). The quantity is sufficient for personal use or sharing. [] - Made from high-quality silicone material. Safe, durable, and easy to clean. Dishwasher safe or hand washable, suitable for daily use. Color: Black / Black & Gray Material: Silicone Package Contents: 6 * Silicone Stoppers 6 * Sealing Gaskets Note: The package includes only the items listed above. Other products are not included. Note: Slight color variations may occur due to lighting and display differences. Measurement error allowed within +/- 1-3 cm.