Description 1. Magic Water Reveal: Simply fill the special pen with water and watch vibrant colors and delightful images magically appear on the pages as your child draws. Once the water dries, the colors discreetly fade away, allowing the book to be reused repeatedly for endless coloring excitement. 2. Hassle-Free & Mess-Free Art: Bid farewell to traditional paint stains and ink spills! This innovative water drawing book provides a clean and safe alternative to conventional coloring, making it perfect for travel or quiet playtime at home. ***Please note: the included pen requires you to fill it with clean water yourself before use, ensuring a completely mess-free creative experience for your child. 3. Vibrant Themes & Engaging Content: Featuring beautiful, multi-colored illustrations as depicted in the product images, these books come in various captivating themes such as Traffic, Dinosaurs, Animals, and Ocean. Each book offers rich pictures and activities designed to spark imagination and foster creativity. 4. Quality Material & Portable Size: Crafted from high-quality paper, this water drawing book measures approximately 24.5 cm x 18 cm (9.65" x 7.09"). Its compact and lightweight design makes it easy for small hands to hold and carry, ensuring artistic adventures can happen anywhere, anytime. 5. Educational & Developmental Play: Beyond simple coloring, these water painting books often incorporate educational fun like pattern recognition, basic calculation exercises, and object matching activities (as shown in the sticker sections of the images). This helps to develop cognitive skills, fine motor control, and visual perception in young children. Package list 1 x Magic Water Painting Book 1 x Water Pen