Description: These water drawing card board are specially designed for baby, kids or children. With the concept of environmental protection, it only needs water to draw on the card and the only dye is water. You will not have to worry about kids eating it and using it to dirty themselves or house. It can develop your kid's intelligence, thinking and interest. Get it to give a surprise for your children. Features: This product is designed with the concept of environmental protection. The only dye of it is water, which means kids just can use water to draw on the card board. The color can immediately change after drawing and a few minutes later the drawing things will disappeared. It is reusable and can play with again and again. No ink and no chemicals, just water for the dye, so it does no harm to your baby. It is convenient for kids to paint, which can arouse the interest and curiosity of your baby and the design of the pen make babies feel comfortable. It is portable and convenient to carry for baby drawing at any time. It is a nice toy to help your baby learning in the course of playing. Specifications: Condition: 100% Brand new Type: Drawing Card Board Type: Letter Type, Number Type(optional) Card Board Size: Approx. 12 * 8.5cm / 4.72 * 3.34in Pen Length: Approx. 10cm / 3.94in Weight: Approx. 252g Package Include: 1 Set of 26pcs Drawing Card Boards 2 * Pen Note: 1. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 2. Please allow 1-3 cm error due to manual measurement. Thanks for your understanding 3. Please use it under the direct supervision of an adult. Do not leave babies or children unsupervised. 4. Easy to maintain. Just put it in a clean place to let it dry in the air.