1. Before using the new product, it must be scalded with boiling water (or added with some edible detergent for several times to perform high temperature disinfection.)
2. Before use, please preheat (or pre-cool) with boiling water (or cold water) for 5-10 minutes to make the heat preservation effect better.
3. Please overfill the water in a hurry to avoid scalding from the overflow of boiling water when the lid is tightened.
4. Please drink slowly to avoid burns.
5. It is not advisable to store carbonated beverages such as milk, milk products and fruit juices for a long time.
6. After drinking, please tighten the lid of the cup to ensure hygiene and cleanliness.
7. It is advisable to use a soft cloth and edible detergent diluted with warm water when cleaning. Do not use alkaline bleach, metal dishcloths, chemical rags, etc.
8. The inner side of the stainless steel cup sometimes produces some red rust spots due to the influence of iron and other substances in the contents. It can be soaked in warm water and diluted vinegar for 30 minutes, and then fully cleaned.
9. In order to prevent the generation of peculiar smell or stains, and it can be used for long-term cleaning. After use, please wash and dry thoroughly.
