This Magic Lock Puzzle Box is a tricky puzzle that will make you loose your mind trying to open the box! Its a VERY popular item for inserting small gifts or cash inside. If you are giving money as a gift, consider putting it in here instead of in a card. Then watch the fun as they try to open the box! They will eventually forget the money, but the box will be a keepsake for many years.This very clever puzzle will amuse all ages.It comes with an instruction leaflet but be sure to remove that if you do not wish your receiver to open it with ease!