Magic Colour Changing Water Cards ConstructionThis neat colouring kit is the ideal size to use on the go, whether that is a long car journey or entertainment at a restaurant, even to be packed in a suitcase for holidays! The pack includes ten reusable colour changing cards and a water brush pen simply fill the pen up with water and let the fun begin. Each card features some words, numbers, and scenes to colour in so little ones learn as they play. Age 3+ Dimensions (kit): 19 X 18 X 2cm Dimensions