This ink shows up invisible on paper, but can then be detected using a UV flashlight like the one we offer. Great for passing notes.
This spray makes envelopes see-through for a short amount of time, allowing you to read what is written on a sealed note.
Retail Price: $12.99
Sale price: $5.99
Retail Price: $24.00
Sale price: $12.99
Whether you are a professional investigator or an aspiring spy, these down and dirty tools give you access to time-tested tricks of the trade. From theft detection powers and the Checkmate Semen Detection Kit to lock picks and spy sunglasses, we offer the tools you need for successful surveillance.