camelback did a "thermobak" a while ago.
It was supposed to keep warm drinks for the winter warm and cool drinks cool.....
Ive never tried a hot drink in mine though.
Its bad enough leaving blackcurrant in it for a few weeks when you forget, let alone 2 litres of coffee :roll:
It was supposed to keep warm drinks for the winter warm and cool drinks cool.....
Ive never tried a hot drink in mine though.
Its bad enough leaving blackcurrant in it for a few weeks when you forget, let alone 2 litres of coffee :roll: