600ml Vacuum doble wall Stainless Steel Thermos (2)

Precautions:
1. When not in use for a long time, keep the thermos cup dry.
2. To prevent odor and stains, please wash and dry after use.
3. Since red spots similar to rust will be left after using unclean water, it can be soaked in warm water and diluted vinegar for 30 minutes, and then cleaned.
4. Please use a soft cloth dipped in a neutral detergent and a damp sponge to wipe the surface of the product, and the product must be cleaned after each use.

the cleaning method
1. It must be cleaned after each use.
2. Please wash with mild neutral detergent, do not use bleach or chlorine-containing detergent, so as not to damage the product.

How to choose a double-layer vacuum stainless steel thermos cup:

1. If the weight is relatively heavy, it means that the material is better. Everyone should pay attention to this point.
2. The lid of the thermos cup is very important. It is better to choose a cup made of PC material for the lid of the thermos cup, because the PC material is more environmentally friendly and will not produce harmful substances due to high temperature, while other plastic products should not be selected.
3. Observe whether the bottom of the inner core of the thermos cup is very smooth and has obvious curves. If there is, it means that the quality is good.
4. Pour a cup of boiling water into the thermos cup, and then cover the lid of the thermos cup to see if the surface of the thermos cup is hot. If you feel the surface of the thermos cup is hot, it means that the insulation effect of the thermos cup is poor and the quality is not good. very good.
5. The material of the thermos cup is very important, especially the inner shell of the thermos cup is best to use 304 steel material, which can keep heat well and will not produce harmful metals.