Package Content: You will receive 3 pieces of water bottle gaskets at 8.4cm/3.3in in outer diameter, enough for your daily uses and replacement. Compatibility: Our water bottle gaskets are compatible with Hydro Flask travel tumble 32/40oz. Please note that our product is not sponsored or endorsed by, or affiliated with the brands it fits, including Hydro Flask. Reliable Material: The water bottle seal rings are made of premium silicone, BPA free, reliable, and not easy to tear. They can be kept clean, and provide long-term use, and long-lasting sealing protection. How To Replace: 1. Use tweezers to remove the old seal. 2. Install the new seal. 3. Test the seal of the water bottle. Warm Tip: It is recommended to replace the sealing ring regularly every 3 to 6 months to ensure healthy drinking water. You can replace moldy seals to protect the health of your family and children. Specification:
Material: silicone
Color: as shown in the picture
Product Size: 8.4cm/3.3in in outer diameter

Package Details:
3 x water bottle gaskets

Note:
Due to manual measurement, the size and weight may have a certain error.
Due to the difference between different monitors, there may be a slight color difference existed.