Single Mom Magic Joke Ball Pen Invisible Slowly Disappear Ink Within One Hour  (Multicolor)

Magic Joke Ball Pen Invisible Slowly Disappear Ink within One Hour 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|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 Description: 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 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 Material:Plastic Color:Black