2-Pack Watermagic Reusable Water-Reveal Activity Pads

This is a gift set with an adorable box to store books and two water pens together while carry away. The design of the cap for a water pen is to protect the tip and prevent the drop leaking instead of fit the pen end. Please read the pre-introduction on the back side of the box to open the water pens and fill with water. 1. Take off the pen cap; 2.Turn the pen head anti-clockwise; 3.Fill in the clean water; 4. Tighten reversely, start drawing