- A secret message can be written with this invisible ink pen, you can only it until lightening it over where you wrote. very interesting and bring fun for kids.
- The spy pens have the UV light installed in the cap so you don't need to buy a spare light, which also comes with battery in it, very convenient to use.
- Harmless and flavorless ink, you can write everywhere:T-Shirts, paper, skin and any surface.
- The inks is durable but washable and very safety to use.
- The invisible ink pen set can be used widely. Perfect for the RSVP's to wedding invitations, goody bags for kids spy party, Make a fun party favor, even using the UV light to check dollar bills. bringing you an amazing variety of fun.
- Good choice for birthday gifts, halloween gifts for kids and friends.
- Length: 5 Inches
Note: This item is sold as assorted color, you can get any color out of the lot.