The Markers of Secret
9 colors + 1 colorless color-changing pen. Through some scientific principles, the colorless color-changing pen is drawn on other colors, and 18 different colors can be superimposed, which is interesting and fun
ChildrenÕs starry sky color changing pen 9+1
Color overlay: white pen superimposed on colored graffiti to form a new color effect
Ages 3+
WARNING: Choking Hazard – Small parts. Not for children under 3 years.