A DIY water painting set offers a mess-free coloring activity for young children aged three to six. Each box contains 40 individual sets, with each set featuring a B5-sized painting board measuring 25 centimeters and a palette of 12 colors. The boards are designed for use with water, allowing kids to create vibrant artwork without the need for paints or markers. This set is ideal for preschool classrooms, daycare centers, or family playtime, providing a reusable and engaging creative outlet. Each piece comes in a colorful box for easy display and storage. Sold wholesale by the box.