- Fill the thermos up to 3 cm before the glass neck and then ensure closing the cap.
- Do not put any hard tools inside the thermos.
- In the thermos, do not put any ice cubes.
- Milk products, infant formula, and soft drinks should not be preserved in a thermos.
- The thermos should not be placed in the dishwasher or microwave.
- After using the thermos for a while, it's necessary to tighten the base.