Can you open the box.This is a unique Creative Crafthouse design.You must adjust the 3 wheels on the top of the box to allow the lid to pivot open.All 3 wheel must be correct at the same time.This is a great one to put a or card inside as it is easy to open if you know the combination (provided in instructions) but pretty tough if you do not.DetailsItem Model Number: 3WheelPuzzleBoxManufacturer Part Number: 3WheelPuzzleBoxItem Weight: 0.1kgProduct Dimensions: 2.7 x 13cm x 6.9cm