Puzzle Box Secret Lock Box - Brain Teaser by Creative Crafthouse

This is a terrific puzzle box that may be perfect for putting gifts or surprises inside. 

The box has five sliding “keys” on each end.  If you orient these keys the correct position you will unlock the cover.  Not easy, but with patience it can be done.

Outside dimensions of the box are 5 1/8” x 3” x 3”.     
The inner space dimensions are 3 3/8” x 2 1/8” x 2 1/8”

The design of this puzzle came from Erhan Cubukcuoglu