INVISIBLE WRITER 2-IN-1
Exchange secret messages with your siblings and friends with this 2-IN-1Invisible Writer Pen! Each pen has a black light in the cap so you can read messages written with the invisible ink. As an added bonus, each pen can also write like a normal blue ink pen. Perfect for your secret diary or school notes to friends!
- both invisible ink and regular black ink.
- Requires three AG10 batteries (included).
Recommended for ages 5 to 85!