- Perfect Compatibility : This rubber stopper is specifically designed for use with the West Loop Autoseal travel coffee mug. It is not compatible with other brands or models, ensuring you get the right fit every time. The stopper mirrors the original design, providing the same user experience with easy installation and operation. - High-Quality Material : Crafted from reliable food-grade silicone, this rubber stopper is flexible, soft, and resistant to breaking or deforming. It features excellent sealing performance and is odorless, making it safe for repeated use. - Effective Sealing : The rubber stopper effectively prevents water leaks and protects your bottle from damage. For optimal drinking conditions, regularly replacing the stopper is recommended. - User-Friendly : Changing the stopper is a straightforward process: simply open the cap, remove the old stopper, insert the new one until secure, and test for a proper seal. This design saves you time and effort during replacements. - Durable & Reusable : This stopper is dishwasher safe, ensuring long-lasting performance without wear or breakage. Ideal for everyday use. - What You Get : You will receive 6 rubber stoppers, sufficient for your daily needs and replacements. Please confirm compatibility with your water bottles before purchase. If you encounter any issues with our product, feel free to contact us for a reasonable solution. Common Use Scenarios: 1. Replace worn out stoppers for seamless travel, preventing spills in your bag. 2. Keep multiple stoppers on hand to ensure you always have a backup for your West Loop mug. 3. Use in busy settings like offices or during commutes, ensuring your beverages stay secure and leak-free.