Foster glass insert from Stelton fits the 1 L thermos jug from the same series. Extend the life span of the jug in the event of an accident, while simultaneously saving both money and the environment. Simply unscrew the bottom of the thermos jug to replace the glass insert.
Care instructionsClean by pouring in a cup of lukewarm water and a handful of coarse salt into the jug and shaking until the insert is clean. Pour in some dishwasher detergent, fill with boiling water and let stand for about an hour. Then rinse thoroughly.
Avoid dishbrush and other hard objects.