- Pack of 2 invisible ink pens for writing secret messages viewed only with a UV light
- Includes 2 UV lamps with batteries
- Write invisible messages to your friends
- Each pen measures 2 x 14.5 cm
- Choking Hazard - Small Parts. Not suitable for children under 6 years.
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NPW Invisible Pens with UV Light Kit Secret Message Writing Set B009RB2TMA