Invisible Writer 2 in 1 Pen

This blue ink pen writes normally and then boom! You can switch to the other end to use the invisible ink. Press the yellow button and a light will help you read the invisible writing. Buy one for you and your friends so you can have secret message club! The batteries are replaceable. Keep the cap on when not in use. Recommended for ages 6 and up. 

WARNING: CHOKING HAZARD - Small parts. Not for children under 3 years.