Thermos Flask

3 years ago I gave DH a hot drinks flask for Christmas. I can still remember the face he made when he unwrapped it ("what's this???") but it ended up being the best present ever. He drives a lot for work, including a weekly 9/10-hour drive. I fill up two flasks with coffee for that trip every week and he loves it! DS has even developed the fetch-daddy's-flasks ritual.

The first flask was a cheapy