1pcs Magic Joke Ball Pen Invisible Slowly Disappear Ink within One hour ,1 pcs Magic Gift for Friend

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.Widly 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 trickThe word that wrote down by this pen will disappear thoroughly within hoursMake fun to your friend with this pen and good gift for your friendsMaterial:PlasticColor:Black
Included:
1x Magic Ball Pen Invisible Disappear Slowly Ink in hours Black