Stainless Steel Vacuum Flask

Stainless steel vacuum flask use precautions
1. When using the vacuum flask for the first time, it should be thoroughly washed with a neutral detergent. The vacuum flask cannot hold liquids such as juice, milk, green tea or carbonated beverage for a long time. Because these substances are easy to react with the material of the stainless steel vacuum flask, long-term drinking will affect your health.
2. Avoid collision and impact during use to avoid damage to the cup body, resulting in insulation failure or water leakage.
3. When tightening the screw plug of the cup, use the force properly. Do not over-rotate to prevent the screw from failing.
4. When the cup is often used to drink coffee, tea or beverage, the liner will change color. To clean the liner, you can use a toothbrush to remove the toothpaste.



Thermos cup use precautions
Wash the inside of the bottle before use, and preheat it with hot water for 1-2 minutes to increase the internal temperature of the cup, which will improve the insulation effect of the cup. It is worth noting that too little or too much water will affect the insulation effect. It is best to fill the water at about 2CM of the bottleneck. Just use a spoonful of soda in warm water, open the cap for disinfection, and finally rinse with warm water. Also, keep in mind that stainless steel vacuum flasks are not intended for use in microwave ovens.



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