In the maker's words
Open the box. An attractive musically themed puzzle box in which you must discover the right combination of keys to open the box... Made in laser-cut wood and rubber by Jean-Claude Constantin. Jean-Claude Constantin lives in Germany, where he designs and manufactures many different laser-cut wood puzzles, as well as metal puzzles and magic tricks. The solution is not included with this puzzle.
More from Secret Boxes
The whole realm → 
