The puzzle box is invented by an old Chinese and given as gift to hide some important items.It��s a funny toy to kill your spare time than sitting before the computers all the day.It can test you IQ and also a nice gift for the children to play it.Hide a special gift for she or he who is important for you，they will like it very much.Careful observation box ends，one end of a wood slot.Use the thumb and the index finger to hold the box end，note:not vertically or horizontally，but hold the diagonal two angle backward pull open.Material: Wooden.Size:10.5 mm x 6.7 mm x 4.6 mmPackage included1 X Magic Puzzle Box(Plastic packaging)