UV Blacklight Reactive Invisible Readmission Ink for hand marking, box marking, wall decorations, and other unique security applications.
To activate the ink flow, press down on marker tip until ink reaches the tip end.
Only visible under black light. Not easily washed off like other brands, very difficult to remove with effort. Great for document marking. Glows bright BLUE under blacklight. Fluorescent blacklights are recommended over LED or incandescent blacklights for best effect.
Best viewed in dark or shaded area. Normal light (sunlight or white light) can make the effect less obvious to visually detect.
Suited for use on skin, fabric and similar porous or textured surfaces. The Blue ink is invisible/colorless and reacts blue under UV or blacklight. Invisible inks work best with fluorescent uv lighting in the 365nm range.
Normal Color: Invisible/Colorless UV Blacklight Activated color: Blue
Waterproof All inks are formulated to fluoresce brightly under longwave ultraviolet lamps Readmittance type inks are designed for use at amusement parks, social gatherings and sporting events Inks are non-toxic, fast-drying and non-transferable
This ink pen can be used for hand-stamping, textile marking, and on fabrics.
Alcohol base for quick dry time.