Guides
Everything about clean bottles — no scrubbing, no guessing.
1 min read
How to clean a thermos (without scrubbing)
The easiest way to get coffee and tea stains, smells and build-up out of a thermos flask — step by step.
1 min read
Mould in your bottle lid? Here's what to do
Why black spots and slime show up under the lid seal, how to get rid of them and how to stop them coming back.
1 min read
Can a thermos go in the dishwasher?
Why many flask makers say hand-wash only, what the dishwasher can do to vacuum insulation and coatings, and the easier alternative.