Originally Posted by BigNate
Originally Posted by Paul_M
Even the best steel thermos will keep your coffee hotter longer if you preheat it with boiling water for a few minutes.


This, and wrap it with a piece of wetsuit type material. I had a Giant size coozy wrapped around my stanley for years. Wore the bottom through. It seemed to really help.


Yup. When is really cold I have pulled a couple of heavy wool socks up over the outside of the thermos and it does make a difference.

Molɔ̀ːn Labé Skýla