Tips:Before pouring water, please soak the pen tip in warm water for a few minutes, let the pen tip expand, and fill the pen holder with water.In order to prevent babies from playing in the pen, the pen tip is designed to rotate in reverse.Features:[Safe and convenient] Made of high-quality polyester non-woven fabric, durable, soft and skin-friendly. The water-based paint can present four different colors, which will fade after 10 minutes and can be reused. Just fill the pen with water and you can paint freely. You don't have to worry about your child's clothes getting dirty, and you don't have to worry about unsafe ink.[Luminous design] The biggest advantage of this watercolor painting pad is that it can not only paint in the daytime, but the paintings drawn with the luminous pen can also shine in the dark. Bring more fun to children.[Easy to carry] It is foldable, lightweight and easy to store, and can be taken out in the car during a picnic or traveling.[The perfect gift] helps to stimulate children's creativity and imagination and hand-eye coordination. You can also play with your children to increase parent-child interaction. There are two sizes of this mat. The large size is enough for two or more children to draw together to meet your different needs.Specifications:Material: clothAge range: 3-15 years oldChoice: Small dinosaur/Large space/Small spaceHow to use: 1. Unscrew the nip clockwise in the direction of ON. 2. Filled with clean water. 3. Tighten the nip counterclockwise in the direction of OFF. 4. Start painting.Product size: Large: About 99x77.5cm/38.97x30.51i