The aim is to remove the lid from the flask.
A fiendishly challenging, multi-stage, sequential discovery puzzle.
Difficulty: 6/10
Machined from solid brass, the Hip-Flask measures 72mm in height, and weighs 750g.
The brass is left unfinished, leaving it to slowly patinate and darken with use.
If you're stuck on a puzzle, email info@felixure.com and ask for a clue.