water bottle Stainless steel
The stainless steel insulated water bottle is made of inner and outer double-layer stainless steel, and the inner and outer shells are combined together by welding technology. Then, vacuum technology is used to extract the air in the interlayer between the inner and outer shells to achieve the effect of vacuum insulation

Stainless steel insulated water bottle are divided into: ordinary insulated cups (usually keep warm for less than three hours after pouring boiling water), and vacuum insulated cups (can keep boiling water warm for more than 8 hours through vacuum pumping technology)

Maintenance knowledge
1. When not in use for a long time, the thermos should be kept dry.
2. To prevent the generation of odors and stains, please clean and dry it after use.
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No matter how deep or difficult it is to wash the thermos, let me teach you a trick: no detergent, bacteria and dirt can be completely eliminated
3. Due to the presence of rust like red spots after using unclean water, it can be soaked in diluted vinegar with warm water for