- How are reviewers describing this item?
hot, cold, great, easy and best.
- Our engine has profiled the reviewer patterns and has determined that there is minimal deception involved.
- Our engine has discovered that over 90% high quality reviews are present.
- This product had a total of 2,725 reviews as of our last analysis date on Jan 5 2018.
Warning: if you plan to drink it next morning, don't pour in boiled water
Keeps the water warm (even hot) for a really long time
Love this color and high quality :) aside from the instructions in japanese, which are useless, the product performs very well, and keeps liquids hot or cold for my entire work day