As the name suggests, the thermos cup is a cup with thermal insulation effect. The stainless steel thermos cup is favored by consumers because of its exquisite appearance and good thermal insulation effect. So, how should the stainless steel vacuum cup be used and maintained?

1、 Operation instructions and methods of stainless steel vacuum insulation Cup

（1） Instructions for stainless steel vacuum cup

1. The amount of water should not be too full. Excessive water may overflow by screwing on the cup cover.
2. Do not put dry ice or carbonated drinks, so as to avoid leakage due to excessive pressure in the cup.
3. Children should use it under the guidance of adults to avoid scalding.
4. The stainless steel thermos cup should not be hit violently to avoid scratching the depression and affecting the beauty and thermal insulation effect.
5. Do not heat directly in any form to avoid damage to the vacuum layer and deformation and discoloration of the outer coating pattern.
6. Do not use volatile agent, gasoline, metal balls and hard objects to clean the inside and outside of the cup, otherwise it will cause abrasion, scratch or cause the paint and text on the outer surface to fall off.
7. When cleaning, pay attention to the disassembly of stainless steel thermos cup, sealing ring and other accessories, so as not to affect the use.
8. Due to improper use, there are red spots similar to rust on the thermos cup. We can try soaking it in warm water and diluted vinegar for half an hour to fully clean it.
9. It can be used to keep the heat and cold of drinks, but do not keep it for a long time to prevent deterioration.

（2） Application method of stainless steel vacuum thermos cup

1. Before using the vacuum thermos cup, you need to clean the inside and outside of the cup with neutral detergent in warm water.
2. It is recommended to add hot water (cold water) before using the stainless steel thermos cup for preheating or precooling, and the thermal insulation effect will be better.
3. Tighten the cup cover clockwise to prevent leakage. When drinking, unscrew the cup cover counterclockwise.
4. After use, it should be cleaned, dried and stored, and the thermal insulation effect is better.

2、 Maintenance knowledge of stainless steel vacuum cup

1. Keep the stainless steel thermos cup dry when it is not used for a long time.
2. To prevent odor and stains, please clean and dry it after use.
3. Due to improper use, red spots similar to rust are left on the inner wall of the thermos cup. Try soaking it in warm water and diluted vinegar for 30 minutes and cleaning it.
4. Please use a soft cloth dipped in neutral detergent and a wet sponge to wipe the surface of the product. The product needs to be cleaned after each use.