Material:Cloth Type:Drawing Board Age Range:> 3 years old Gender:Unisex Warning:keep away from fire 1. The small coloring pens are just filled with water and will not harm the baby, then they draw a picture of the color change on the mat. 2. Easy to use, you only need to fill the pen with water to draw, the graffiti will magically disappear within a few minutes, you can graffiti again. 3. It can only create colors on the drawing pad and does not work elsewhere. 4. No pen cap design to prevent your baby from swallowing. 5. The canvas can be recycled repeatedly, environmentally friendly and durable. 6. Please immerse the pen tip in water for 2-3 hours before using it at the first time.