SecureTech Ink Advanced Invisible Blacklight Ultraviolet UV Ink for Inkjet Printers (Invisible in Regular Light) 6 COLOR KIT
INVISIBLE! INKJET PRINTER INK 10ML Each Bottle AMAZING 6 COLOR SET! Magenta Cyan White Yellow Light Cyan Light Magenta Print hidden messages, embed security features into your files or documents, secure your material from counterfeiting. Protect original files, make hidden verifications for your private event, produce impressive business cards, artwork or decorations. Secure personal pictures and print scannable invisible barcodes. SecureTech ink is invisible under the natural light. It becomes clearly visible under Ultraviolet light between 350 nm and 400 nm wavelength. You Must See It to Believe It!