描述
- ★ SPY PEN: This is the genuine disappearing "spy ink" pen,it looks just like a normal pen, but the writing will disappear automatically and gradually in about 20 minutes.
- ★ TRICK: A great tool for tricks,the ink of the words that wrote down by this pen will disappear within hours
- ★ PERFECT GIFT: Perfect gift for your secret agent birthday boy or girl-make fun to your friend with this pen
- ★ GOOD QUALITY: Utilizes the latest gel pen technology to provide smooth, quality writing performance; It has a popular 0.5mm point size
- ★ WIDELY USE: Widely used in file security, trick show and other security field ,Great for those occasions that you want to say something - temporarily
Sign a pen with invisible ink. It writes as smoothly as common pen with the same color (Blue ink) when it is writing.
