預設標題

Filled it with hot coffee at 6am and it was still properly warm at lunch, which I honestly didn't expect from a tumbler this size. The insulation really does hold up.

Iced coffee still had ice cubes in it after sitting on my desk all morning. The lid seals tight too, no drips in my bag on the walk in.

The insulation on this tumbler is no joke — my coffee was still steaming two hours into my morning commute. Fits perfectly in my car's cup