Construction:
Say goodbye to mucky fingers and mess… Our magic colouring-in pens have invisible ink which only appears on our super fun pages! Choose a colour and watch it magically emerge on the page. Each spiral bound pad contains 4 magic pens and 8 colouring pages, this Construction design has diggers, builders, cranes, cones and more.


FEATURES:
The magic pens only work on the paper - no mess!
Contains 4 magic pens and 8 colouring pages