BLACKON With Small Light Invisible Pen With Refills Mysteriously Disappearing Led UV Lamp Secret Message Pen Creative Double Head Cute Invisible Marker Diary Secrets

Size: About 15cm(5.91in) Package list:1pc Invisible Pen With RefillsMaterial: Plastic Color: As picture show Item Type: Invisible Pen

1. Write invisibly secret messages, security markings etc. and only when you shine the light on the message you will reveal the secret behind.
2. The pens have the UV light installed in the cap so you dont need to buy a spare light, very convenient to use.
3. Harmless and flavorless ink, you can write everywhere: T-Shirts, paper, skin and any surface.
4. The inks is durable, very safety to use.
5. Invisible Ink Pen only, other accessories demo in the picture is not included!