1. Hand wash recommended with warm water & mild soap before first & subsequent uses.
2. Do not use bleach or abrasive cleaners.
3. Use only non-metallic bottle brush or preferably a bottle sponge.
4. Let dry thoroughly between uses and store with lid open.
5. Do not microwave or freeze.
6. Not designed for hot liquids, nonfood, or caustic, highly acidic materials.
7. Use for conditioning or fermenting at own risk.
8. Keep silicone seal away from young children.