Secret Message Pen with ink that is only readable under ultra-violet light
Temporarily not available
Warning: Last items in stock!
Special pen that writes with invisible ink that can only be revealed under ultra-violet light. The set includes a pair of refills as well as an ultra-violet torch that can be used to make the pen ink visible.
No customer reviews for the moment.
Colourful Tin Yoyo
Magic Tree that grows crystal flowers
Modelling Balloons in a variety of colours
Squeezy-bodied goldfish that makes for a great...
Mixing lab for creating a variety of colours of...
Flashing Spiky Ball that lights up when it...