Manufacturer OFFCUP. 🖋️【Invisible Ink Pen】You will get 7 invisible ink pens with different shell colors. The invisible secret ink pen shells are available in 7 colors: "black, blue, green, yellow, purple, pink, and red" (the pen's ink are transparent), all pens are non-toxic, odorless and safe for children.
eBay
Invisible Ink Marking Pen and LED UV Light with Keychain. Glows bright cyan blue under UV black-light (included). Use to secretly mark valuables. Mark wedding invitation for RSVP.
eBay
1 Ballpoint pen. Type: function pen. Due to the differences between the display and the different lights, the picture may not reflect the actual color of the item. Product details may vary slightly due to different production lots.
eBay
1 Ballpoint pen. Type: function pen. Due to the differences between the display and the different lights, the picture may not reflect the actual color of the item. Product details may vary slightly due to different production lots.
eBay
The House Of Marbles Invisible Ink Spy Pen is a sophisticated writing instrument that allows you to write secret messages that can only be read with the help of a special decoder. This pen is perfect for those looking to send encrypted messages or for school projects involving cryptography. The sleek design and functionality make it a must-have for anyone interested in the mysterious world of spy gadgets.
eBay
Color Red Blue Purpel Yellow(The Colour Is Random). due to color display of differentmonitors. Size 13cm (length). Material Plastic. Weight About: 10g.
eBay
Manufacturer Toyseum. BATTERIES INCLUDED - These security marker pens arrive fully complete with inbuilt battery and ready to use and enjoy. Battery operated for the UV light, your invisible ink pens will be long lasting and provide hours of fun and creativity.
eBay
1 Ballpoint pen. Type: function pen. Due to the differences between the display and the different lights, the picture may not reflect the actual color of the item. Product details may vary slightly due to different production lots.
eBay