- This high-tech product which made of importing new material and advanced skill
- There's no different in appearance but the writing will be disappear automatically gradually about in 2-3 hours
- Widely used in file security,magic Show and other security field
- New and high quality looks just like normal pen, but a great tool for magic trick
- The word that wrote down by this pen will disappear thoroughly within hours
- Make fun to your friend with this pen and good gift for your friends.
- Size : 14cm x 1cm x 1cm

Package Included :
Invisible Magic Ball Pen x1