Magic Water Book ★ Water Coloring Book ＜Size＞ Approximately 18cm x 25cm ＜Set Contents＞ 1 Water Coloring Book & 1 Dedicated Pen Fill the included pen with water and enjoy coloring. Because you draw with water, you don't have to worry about staining clothes or belongings! It disappears when dry, so you can play with it repeatedly. ※ Due to being an overseas product, compared to Japanese products, there may be initial stains or lower quality control standards. Please purchase only if you understand this.