Invisible ink pen - Spy pen 888 - Try to imagine how it would be if you had signed the imporant documents, but your signature would have disappeared within an hour. If you think this is not possible you are wrong. Lets introduce Spy pen 888 with disappearing ink. The ink is blue, and it looks like a classic pen cartridge but this is definitely special.
!!! A seller is not responsible for misuse of these products for illegal purposes. Before use, it is important to be familiar with the conditions (the right, tech. prescriptions, promulgations, etc..) for operation with products in the country!!